# High accuracy air monitor for commercial buildings | Tongdy > Explore the latest news of Tongdy, case studies on air solutions, green building projects, sustainability, health, and air quality advancements from Tongdy Sensor Expert. ### Company Tongdy Sensing Technology Corporation ### Description Our work makes a difference in helping you make the healthy indoor air quality. As one of the earliest companies in China engaged in air quality monitoring products, Tongdy has been always focusing on its strong technology development and design capabilities on the indoor air quality monitors. ### Address Building #8, No.9 Dijin Rd, Haidian District, Beijing 100095, China ### Phone +86 10 5973 8939-8032 ### Mobile +86 15811018575 ### Email contact@tongdy.com ### WhatsApp 8618680749775 ## Home [Home](https://www.iaqtongdy.com/) ## Air Quality Monitoring for Green and Healthy Buildings [Air Quality Monitoring for Green and Healthy Buildings](https://www.iaqtongdy.com/guide-page/):Manufacturer, Supplier & Exporter of Air Monitors, Monitoring CO2, PM2.5, PM10, TVOC, Temp.& RH, CO, Ozone, HCHO and more. ## Privacy Policy [ Privacy Policy](https://www.iaqtongdy.com/privacy-policy/): [data-custom-class='body'], [data-custom-class='body'] * { background: transparent !important; } [data-custom-class='title'], [data-custom- ## Video [Video](https://www.iaqtongdy.com/video/): ## MT-Handy Privacy Policy [MT-Handy Privacy Policy](https://www.iaqtongdy.com/mt-handy-privacy/): When you use MT-Handy (hereinafter referred to as "software"), we will be committed to protecting your privacy and complying with relevant privacy re ## MT-Handy APP Software End User License Agreement [MT-Handy APP Software End User License Agreement](https://www.iaqtongdy.com/mt-handy-eula/): MT-Handy (hereinafter referred to as "Software") is proprietary software. If you install, copy or use this software product in other ways, you are de ## Thank You [Thank You](https://www.iaqtongdy.com/thank-you/): Thank you for submitting the form!  We'll soon contact you via email.  If you want to learn more about our products, please c ## Política de privacidad de BHand [Política de privacidad de BHand](https://www.iaqtongdy.com/bhand-privacy-es/): Cuando utilice BHand (en lo sucesivo, "software"), nos comprometemos a proteger su privacidad y cumplir con las normas de privacidad pertinentes. Nu ## Acuerdo de licencia de usuario final del software BHand APP [Acuerdo de licencia de usuario final del software BHand APP](https://www.iaqtongdy.com/bhand-eula-es/):BHand (en adelante, el "software") es un software patentado para teléfonos móviles. Si instala, copia o utiliza este producto de software de otras f ## BHand Privacy Policy [BHand Privacy Policy](https://www.iaqtongdy.com/bhand-privacy/):When you use the BlueT (the "Software"), we are committed to protecting your privacy and complying with the relevant privacy regulations. Our privac ## BHand APP Software End User License Agreement [BHand APP Software End User License Agreement](https://www.iaqtongdy.com/bhand-eula/):BHand (hereinafter referred to as the "software") is a proprietary software for mobile phones. If you install, copy or use this software product in ot ## Case Study [Case Study](https://www.iaqtongdy.com/case-study-2/): Commercial air quality monitor We provide air quality monitors for indoor and in-duct and outdoor air detection. They are working together for ## Material library [Material library](https://www.iaqtongdy.com/material-library/):Material library ## Career [Career](https://www.iaqtongdy.com/career/): Hardware Design Engineer We are seeking the detail-oriented hardware design engineers for our electronic and sensing products. As a hardware ## Downloads [Downloads](https://www.iaqtongdy.com/downloads/):Downloads ## Case Studies [Case Studies](https://www.iaqtongdy.com/case-studies/):Trusted by over 2,000 organizations for environmental engineering projects ## Resources [Resources](https://www.iaqtongdy.com/resources/):EM21-Clips Your browser does not support video tags. EM21-Clips-01 Your browser does not support video tags. EM21-Clips-02 Your browser does not ## About Us [About Us](https://www.iaqtongdy.com/about-us/):Tongdy Sensing Technology Corporation Help you build and maintain a healthy indoor environment Our work makes a difference in helping you make the hea ## Contact Us [Contact Us](https://www.iaqtongdy.com/contact-us/): Tongdy Sensing Technology Corporation Address: Building 8, No.9 Dijin Rd, Haidian Dist. Beijing 100095, China Email：contact@tongdy.com Phone:+86 ## Carbon Dioxide Monitors and Controllers [Carbon Dioxide Monitors and Controllers](https://www.iaqtongdy.com/carbon-dioxide-monitors-and-controllers/) ## CO and Ozone Monitors and Controllers [CO and Ozone Monitors and Controllers](https://www.iaqtongdy.com/co-and-ozone-monitors-and-controllers/) ## CO Controller [CO Controller](https://www.iaqtongdy.com/co-controller/) ## CO Sensor and Controller [CO Sensor and Controller](https://www.iaqtongdy.com/co-sensor-and-controller/) ## CO Sensor and Transmitter [CO Sensor and Transmitter](https://www.iaqtongdy.com/co-sensor-and-transmitter/) ## CO2 Monitor and Controller [CO2 Monitor and Controller](https://www.iaqtongdy.com/co2-monitor-and-controller/) ## CO2 Sensor and Transmitter [CO2 Sensor and Transmitter](https://www.iaqtongdy.com/co2-sensor-and-transmitter/) ## CO2 Sensor Module [CO2 Sensor Module](https://www.iaqtongdy.com/co2-sensor-module/) ## CO2+VOC [CO2+VOC](https://www.iaqtongdy.com/co2voc-carbon-dioxide-monitorscontrollers/) ## Featured [Featured](https://www.iaqtongdy.com/featured/) ## Featured Products [Featured Products](https://www.iaqtongdy.com/featured-products/) ## In-duct gases sensor [In-duct gases sensor](https://www.iaqtongdy.com/in-duct-gases-sensor/) ## Multi-Sensor Air Quality Monitors [Multi-Sensor Air Quality Monitors](https://www.iaqtongdy.com/multi-sensor-air-quality-monitors/) ## Ozone Controller [Ozone Controller](https://www.iaqtongdy.com/ozone-controller/) ## Ozone Monitor and Transmitter [Ozone Monitor and Transmitter](https://www.iaqtongdy.com/ozone-monitor-and-transmitter/) ## Particles [Particles](https://www.iaqtongdy.com/particles/) ## Products &Solutions [Products &Solutions](https://www.iaqtongdy.com/products/) ## Telaire CO2 Module (Amphenol) [Telaire CO2 Module (Amphenol)](https://www.iaqtongdy.com/telaire-co2-module-amphenol/) ## Temperature and Humidity Sensors and Controllers [Temperature and Humidity Sensors and Controllers](https://www.iaqtongdy.com/temperature-and-humidity-sensors-and-controllers/) ## TVOC [TVOC](https://www.iaqtongdy.com/tvoc/) ## TVOC and PM2.5 Monitors [TVOC and PM2.5 Monitors](https://www.iaqtongdy.com/tvoc-and-pm2-5-monitors/) ## VAV and Dew-proof Thermostat [VAV and Dew-proof Thermostat](https://www.iaqtongdy.com/vav-and-dew-proof-thermostat/) ## Indoor Air Quality Monitor in Commercial Grade [Indoor Air Quality Monitor in Commercial Grade](https://www.iaqtongdy.com/indoor-air-quality-monitor-product/):FEATURES ## Professional In-Duct Air Quality Monitor [Professional In-Duct Air Quality Monitor](https://www.iaqtongdy.com/in-duct-air-quality-detector-pmd-series-product/):FEATURES ## Outdoor Air Quality Monitor with Solar Power Supply [ Outdoor Air Quality Monitor with Solar Power Supply](https://www.iaqtongdy.com/tf9-outdoor-air-quality-detector-product/): Outdoor Air Quality Monitor with Solar Power Supply ## Air Pollution Monitor Tongdy [Air Pollution Monitor Tongdy](https://www.iaqtongdy.com/tsp-18-indoor-air-quality-detector-product/):FEATURES ## Basic Carbon Monoxide Sensor [Basic Carbon Monoxide Sensor](https://www.iaqtongdy.com/f2000tsm-co-c101-product/):Basic Carbon Monoxide Sensor ## CO controller with BACnet RS485 [CO controller with BACnet RS485 ](https://www.iaqtongdy.com/tkg-co-detector-product/):CO controller with BACnet RS485 ## Ozone Gas Monitor Controller with Alarm [Ozone Gas Monitor Controller with Alarm](https://www.iaqtongdy.com/g09-o3-monitorcontroller-product/):Ozone Gas Monitor Controller with Alarm ## Ozone O3 Gas Meter [Ozone O3 Gas Meter ](https://www.iaqtongdy.com/tsp-o3-monitor-and-controller-product/):Ozone O3 Gas Meter ## Air Particulate Meter [Air Particulate Meter ](https://www.iaqtongdy.com/g03-pm2-5-2-product/):Air Particulate Meter ## Carbon Dioxide Meter with PID Output [Carbon Dioxide Meter with PID Output](https://www.iaqtongdy.com/tsp-18-co2-product/):Carbon Dioxide Meter with PID Output ## Greenhouse CO2 Controller Plug and Play [Greenhouse CO2 Controller Plug and Play](https://www.iaqtongdy.com/tkg-co2-1010d-pp-product/):Greenhouse CO2 Controller Plug and Play ## NDIR CO2 Gas Sensor with 6 LED Lights [NDIR CO2 Gas Sensor with 6 LED Lights](https://www.iaqtongdy.com/f2000tsm-co2-product/):FEATURES ## Carbon Dioxide Monitor Alarm with 3-color LCD and Buzzer [Carbon Dioxide Monitor Alarm with 3-color LCD and Buzzer](https://www.iaqtongdy.com/g01-co2-b3-series-product/):Carbon Dioxide Monitor Alarm with 3-color LCD and Buzzer ## CO2 Monitor and Controller in Temp.& RH or VOC Option [CO2 Monitor and Controller in Temp.& RH or VOC Option](https://www.iaqtongdy.com/gx-series-product/):CO2 Monitor and Controller in Temp.& RH or VOC Option ## Basic CO2 gas sensor [Basic CO2 gas sensor](https://www.iaqtongdy.com/f12-s8-product/):Basic CO2 gas sensor ## Carbon Dioxide Sensor NDIR [Carbon Dioxide Sensor NDIR](https://www.iaqtongdy.com/f2000tsm-co2-series-product/):Carbon Dioxide Sensor NDIR ## NDIR CO2 Sensor Transmitter with BACnet [NDIR CO2 Sensor Transmitter with BACnet](https://www.iaqtongdy.com/g01-co2-n-series-product/):NDIR CO2 Sensor Transmitter with BACnet ## Carbon Dioxide Transmitter with Temp.&RH [Carbon Dioxide Transmitter with Temp.&RH](https://www.iaqtongdy.com/tgp-series-product/):Carbon Dioxide Transmitter with Temp.&RH ## Carbon Dioxide Meter with PID Output [Carbon Dioxide Meter with PID Output](https://www.iaqtongdy.com/tsp-co2-series-product/):Carbon Dioxide Meter with PID Output ## Indoor Air Quality Monitor for CO2 TVOC [Indoor Air Quality Monitor for CO2 TVOC](https://www.iaqtongdy.com/g01-co2-b5-series-product/):Indoor Air Quality Monitor for CO2 TVOC ## Duct Temperature Humidity Sensor Transmitter [Duct Temperature Humidity Sensor Transmitter](https://www.iaqtongdy.com/th9-product/):Duct Temperature Humidity Sensor Transmitter ## Temperature and Humidity Controller OEM [Temperature and Humidity Controller OEM](https://www.iaqtongdy.com/f2000p-th-series-product/):Temperature and Humidity Controller OEM ## Dew-proof Humidity Controller Plug and Play [Dew-proof Humidity Controller Plug and Play](https://www.iaqtongdy.com/thp-hygro-product/):Dew-proof Humidity Controller Plug and Play ## Temperature and Humidity Monitor Controller [Temperature and Humidity Monitor Controller](https://www.iaqtongdy.com/tkg-th-product/):Temperature and Humidity Monitor Controller ## Room Thermostat VAV [Room Thermostat VAV](https://www.iaqtongdy.com/f2000lv-product/):Room Thermostat VAV ## Floor heating thermostat with standard programmable [ Floor heating thermostat with standard programmable](https://www.iaqtongdy.com/f06-ne-product/): Floor heating thermostat with standard programmable ## Dew Proof Temperature and Humidity Controller [Dew Proof Temperature and Humidity Controller](https://www.iaqtongdy.com/f06-dp-product/):Dew Proof Temperature and Humidity Controller ## Small and compact CO2 Sensor Module [Small and compact CO2 Sensor Module](https://www.iaqtongdy.com/small-and-compact-co2-sensor-module-product/):Small and compact CO2 Sensor Module ## Dual Channel CO2 Sensor [Dual Channel CO2 Sensor](https://www.iaqtongdy.com/dual-channel-co2-sensor-product/):Dual Channel CO2 Sensor ## Module measures CO2 concentration levels up to 5000 ppm [Module measures CO2 concentration levels up to 5000 ppm](https://www.iaqtongdy.com/module-measures-co2-concentration-levels-up-to-5000-ppm-product/):Module measures CO2 concentration levels up to 5000 ppm ## OEM small CO2 sensor module with more accuracy and stability [OEM small CO2 sensor module with more accuracy and stability](https://www.iaqtongdy.com/oem-small-co2-sensor-module-with-more-accuracy-and-stability-product/):OEM small CO2 sensor module with more accuracy and stability ## Commercial Air Quality IoT [Commercial Air Quality IoT](https://www.iaqtongdy.com/data-platform-mytongdy-product/):Commercial Air Quality IoT ## WiFi Temperature and Humidity Monitor with LCD display, professional network monitor [WiFi Temperature and Humidity Monitor with LCD display, professional network monitor](https://www.iaqtongdy.com/tsp-18-trh-detector-2-product/):WiFi Temperature and Humidity Monitor with LCD display, professional network monitor ## TVOC Transmitter and indicator [TVOC Transmitter and indicator ](https://www.iaqtongdy.com/f2000tsm-voc-series-product/):TVOC Transmitter and indicator ## TVOC Indoor Air Quality Monitor [TVOC Indoor Air Quality Monitor](https://www.iaqtongdy.com/g02-voc-product/):TVOC Indoor Air Quality Monitor ## CO2 Sensor in Temperature and Humidity option [CO2 Sensor in Temperature and Humidity option](https://www.iaqtongdy.com/g01-co2-b10c30c-product/):CO2 Sensor in Temperature and Humidity option ## Duct CO2 Transmitter with Temp.&RH [Duct CO2 Transmitter with Temp.&RH](https://www.iaqtongdy.com/in-duct-co2-transmitterprofessional-manufacture-of-carbon-dioxide-and-iaq-products-product/):FEATURES ## CO2 Transmitter in Temperature and Humidity Option [CO2 Transmitter in Temperature and Humidity Option](https://www.iaqtongdy.com/reliable-and-high-quality-in-door-air-quality-carbon-dioxide-detector-ts21-co2-product/):FEATURES ## OEM manufacturer O3 Detector With Display - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [OEM manufacturer O3 Detector With Display - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/oem-manufacturer-o3-detector-with-display-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## Wholesale Price China Co2 Gas Monitor - Telaire-6703 - Tongdy [Wholesale Price China Co2 Gas Monitor - Telaire-6703 - Tongdy](https://www.iaqtongdy.com/wholesale-price-china-co2-gas-monitor-telaire-6703-tongdy-4-product/):Wholesale Price China Co2 Gas Monitor - Telaire-6703 - Tongdy ## Good Wholesale Vendors Air Quality Hvac - IAQ Multi-Sensor Monitor for green buildings with RS485 WiFi LCD display - Tongdy [Good Wholesale Vendors Air Quality Hvac - IAQ Multi-Sensor Monitor for green buildings with RS485 WiFi LCD display - Tongdy](https://www.iaqtongdy.com/good-wholesale-vendors-air-quality-hvac-iaq-multi-sensor-monitor-for-green-buildings-with-rs485-wifi-lcd-display-tongdy-2-product/):FEATURES ## China Supplier Voc Transmitter - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [China Supplier Voc Transmitter - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/china-supplier-voc-transmitter-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## 2022 wholesale price Co2 Level Monitor - Telaire-6713 - Tongdy [2022 wholesale price Co2 Level Monitor - Telaire-6713 - Tongdy](https://www.iaqtongdy.com/2022-wholesale-price-co2-level-monitor-telaire-6713-tongdy-2-product/):2022 wholesale price Co2 Level Monitor - Telaire-6713 - Tongdy ## Factory Supply Temperature Humidity And Co2 Meter - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy [Factory Supply Temperature Humidity And Co2 Meter - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy](https://www.iaqtongdy.com/factory-supply-temperature-humidity-and-co2-meter-high-power-humidity-controllerplug-and-play-optionalstrong-function-with-excellent-performance-such-as-dew-proof-etc-tongdy-4-product/):Factory Supply Temperature Humidity And Co2 Meter - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy ## Factory Free sample Best Home Air Filtration System - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [Factory Free sample Best Home Air Filtration System - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/factory-free-sample-best-home-air-filtration-system-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## Free sample for Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [Free sample for Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/free-sample-for-carbon-monoxide-detector-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## 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professional factory for Wifi Smoke And Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [professional factory for Wifi Smoke And Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/professional-factory-for-wifi-smoke-and-carbon-monoxide-detector-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## Factory wholesale Humidity Sensor - Real time detection and control Humidity and Temperature, Factory in Beijing - Tongdy [Factory wholesale Humidity Sensor - Real time detection and control Humidity and Temperature, Factory in Beijing - Tongdy](https://www.iaqtongdy.com/factory-wholesale-humidity-sensor-real-time-detection-and-control-humidity-and-temperature-factory-in-beijing-tongdy-product/):Factory wholesale Humidity Sensor - Real time detection and control Humidity and Temperature, Factory in Beijing - Tongdy ## 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Manufacturing Companies for Home Air Testing - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [Manufacturing Companies for Home Air Testing - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/manufacturing-companies-for-home-air-testing-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## professional factory for Wifi Smoke And Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [professional factory for Wifi Smoke And Carbon Monoxide Detector - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/professional-factory-for-wifi-smoke-and-carbon-monoxide-detector-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-2-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## Wholesale Price China Co2 Gas Monitor - Telaire T6613 - Tongdy [Wholesale Price China Co2 Gas Monitor - Telaire T6613 - Tongdy](https://www.iaqtongdy.com/wholesale-price-china-co2-gas-monitor-telaire-t6613-tongdy-6-product/):Wholesale Price China Co2 Gas Monitor - Telaire T6613 - Tongdy ## OEM China O3 Meter - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [OEM China O3 Meter - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/oem-china-o3-meter-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-2-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## Popular Design for Hygrostat - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy [Popular Design for Hygrostat - Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera - Tongdy](https://www.iaqtongdy.com/popular-design-for-hygrostat-factory-for-china-17-inch-led-monitor-high-disnifition-intra-oral-scanner-endoscope-dental-oral-camera-tongdy-product/): Factory For China 17 Inch LED Monitor High Disnifition Intra Oral Scanner Endoscope/ Dental Oral Camera, China Gas Detector, excellent indoor air ## 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Telaire-6703 - Tongdy ## New Delivery for Pm2.5 Air Monitor - EM21 Embedded Indoor Air Quality Monitor - Tongdy [New Delivery for Pm2.5 Air Monitor - EM21 Embedded Indoor Air Quality Monitor - Tongdy](https://www.iaqtongdy.com/new-delivery-for-pm2-5-air-monitor-em21-embedded-indoor-air-quality-monitor-tongdy-product/):Real-time indoor air quality detection, single or combined measurement selection: PM2.5, CO2, TVOC, HCHO,Temperature and RH 3-color light indicates th ## Factory wholesale Indoor Air Quality Solutions - High Cost Performance Outdoor Air Quality Detector with Multi-Sensors and RS485 WiFi Ethernet - Tongdy [Factory wholesale Indoor Air Quality Solutions - High Cost Performance Outdoor Air Quality Detector with Multi-Sensors and RS485 WiFi Ethernet - Tongdy](https://www.iaqtongdy.com/factory-wholesale-indoor-air-quality-solutions-high-cost-performance-outdoor-air-quality-detector-with-multi-sensors-and-rs485-wifi-ethernet-tongdy-2-product/):Factory wholesale Indoor Air Quality Solutions - 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Room VOC Monitor, Low cost Air Quality Monitor, VOC sensor - Tongdy ## Good quality Voc Air Quality - IAQ Multi-Sensor Monitor for green buildings with RS485 WiFi LCD display - Tongdy [Good quality Voc Air Quality - IAQ Multi-Sensor Monitor for green buildings with RS485 WiFi LCD display - Tongdy](https://www.iaqtongdy.com/good-quality-voc-air-quality-iaq-multi-sensor-monitor-for-green-buildings-with-rs485-wifi-lcd-display-tongdy-5-product/):FEATURES ## Ordinary Discount Split Temperature And Humidity Controller - Temperature and humidity sensor transmitter, high accuracy with optional LCD display, In-duct for HVAC and BAS BMS systems - Tongdy [Ordinary Discount Split Temperature And Humidity Controller - Temperature and humidity sensor transmitter, high accuracy with optional LCD display, In-duct for HVAC and BAS BMS systems - Tongdy](https://www.iaqtongdy.com/ordinary-discount-split-temperature-and-humidity-controller-temperature-and-humidity-sensor-transmitter-high-accuracy-with-optional-lcd-display-in-duct-for-hvac-and-bas-bms-systems-tongdy-product/):Ordinary Discount Split Temperature And Humidity Controller - 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And Humidity Sensor Rs485 - WiFi Temperature and Humidity Monitor with LCD display, professional network monitor - Tongdy [Competitive Price for Temp. And Humidity Sensor Rs485 - WiFi Temperature and Humidity Monitor with LCD display, professional network monitor - Tongdy](https://www.iaqtongdy.com/competitive-price-for-temp-and-humidity-sensor-rs485-wifi-temperature-and-humidity-monitor-with-lcd-display-professional-network-monitor-tongdy-product/):Competitive Price for Temp. And Humidity Sensor Rs485 - WiFi Temperature and Humidity Monitor with LCD display, professional network monitor - Tongdy ## OEM/ODM Manufacturer Plug-And-Play Carbon Monoxide Dioxide Detector - Smart Carbon Dioxide Monitor with Temperature and Humidity, with PID and Relay Outputs - Tongdy [OEM/ODM Manufacturer Plug-And-Play Carbon Monoxide Dioxide Detector - Smart Carbon Dioxide Monitor with Temperature and Humidity, with PID and Relay Outputs - Tongdy](https://www.iaqtongdy.com/oemodm-manufacturer-plug-and-play-carbon-monoxide-dioxide-detector-smart-carbon-dioxide-monitor-with-temperature-and-humidity-with-pid-and-relay-outputs-tongdy-product/):OEM/ODM Manufacturer Plug-And-Play Carbon Monoxide Dioxide Detector - Smart Carbon Dioxide Monitor with Temperature and Humidity, with PID and Relay Outputs - Tongdy ## Leading Manufacturer for Temp/Rh Controller With Lcd - Particle PM2.5 Monitor Indoor air quality factory provider - Tongdy [Leading Manufacturer for Temp/Rh Controller With Lcd - 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It makes the CO2 measurement more a ## Popular Design for Digital Carbon Monoxide Detector - Heating Thermostat with 7 days program a week, Factory provider - Tongdy [Popular Design for Digital Carbon Monoxide Detector - Heating Thermostat with 7 days program a week, Factory provider - Tongdy](https://www.iaqtongdy.com/popular-design-for-digital-carbon-monoxide-detector-heating-thermostat-with-7-days-program-a-week-factory-provider-tongdy-product/):Popular Design for Digital Carbon Monoxide Detector - Heating Thermostat with 7 days program a week, Factory provider - Tongdy ## China wholesale Co2 Gas Detector - Small and compact CO2 Sensor Module - Tongdy [China wholesale Co2 Gas Detector - Small and compact CO2 Sensor Module - Tongdy](https://www.iaqtongdy.com/china-wholesale-co2-gas-detector-small-and-compact-co2-sensor-module-tongdy-product/):China wholesale Co2 Gas Detector - Small and compact CO2 Sensor Module - Tongdy ## Hot New Products Carbon Dioxide Controller - NDIR CO2 Sensor Transmitter with BAC net - 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Tongdy ## Super Lowest Price Home Air Quality - Professional indoor air quality monitor with multi-sensors,in commercial grade with RS485 WiFi Ethernet - Tongdy [Super Lowest Price Home Air Quality - Professional indoor air quality monitor with multi-sensors,in commercial grade with RS485 WiFi Ethernet - Tongdy](https://www.iaqtongdy.com/super-lowest-price-home-air-quality-professional-indoor-air-quality-monitor-with-multi-sensorsin-commercial-grade-with-rs485-wifi-ethernet-tongdy-product/):FEATURES ## High Quality for Ozone Meter O3 - Modbus/BACnet CO sensor and controller - Tongdy [High Quality for Ozone Meter O3 - Modbus/BACnet CO sensor and controller - Tongdy](https://www.iaqtongdy.com/high-quality-for-ozone-meter-o3-modbusbacnet-co-sensor-and-controller-tongdy-product/):High Quality for Ozone Meter O3 - Modbus/BACnet CO sensor and controller - Tongdy ## One of Hottest for Bacnet Co Sesnor - carbon monoxide controller - Tongdy [One of Hottest for Bacnet Co Sesnor - carbon monoxide controller - 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Tongdy](https://www.iaqtongdy.com/oem-manufacturer-indoor-air-monitor-em21-carbon-dioxide-air-quality-monitor-tongdy-product/):FEATURES ## China Manufacturer for Temperature Humidity Reader - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy [China Manufacturer for Temperature Humidity Reader - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy](https://www.iaqtongdy.com/china-manufacturer-for-temperature-humidity-reader-high-power-humidity-controllerplug-and-play-optionalstrong-function-with-excellent-performance-such-as-dew-proof-etc-tongdy-2-product/):China Manufacturer for Temperature Humidity Reader - High-power Humidity Controller,Plug-and-Play optional,Strong function with excellent performance such as Dew-proof etc. - Tongdy ## PriceList for Carbon Monoxide Detector Sensitivity - EM21-Carbon Dioxide Air Quality Monitor - Tongdy [PriceList for Carbon Monoxide Detector Sensitivity - 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With people working out hard and air circulation often limi ## Tongdy PGX Super Indoor Environment Monitor: The Environmental Guardian of Premium Commercial Spaces [Tongdy PGX Super Indoor Environment Monitor: The Environmental Guardian of Premium Commercial Spaces](https://www.iaqtongdy.com/news/tongdy-pgx-super-indoor-environment-monitor-the-environmental-guardian-of-premium-commercial-spaces/):Redefining Environmental Standards for High-End Retail Environments In today’s luxury boutiques, high-end flagship stores, and curated showrooms, e ## Tongdy Showcases New Achievements in Air Environment Monitoring Technology at CHITEC 2025 [Tongdy Showcases New Achievements in Air Environment Monitoring Technology at CHITEC 2025](https://www.iaqtongdy.com/news/tongdy-showcases-smart-environmental-monitoring-innovations-at-the-27th-china-beijing-international-high-tech-expo/):Beijing, May 8–11, 2025 – Tongdy Sensing Technology, a leading innovator in air quality monitoring and intelligent building solutions, made a stro ## Tongdy Air Quality Monitoring in Thailand's Leading Retail Chains [Tongdy Air Quality Monitoring in Thailand's Leading Retail Chains](https://www.iaqtongdy.com/news/tongdy-air-quality-monitoring-in-thailands-leading-retail-chains/): Project Overview Amid growing global awareness of healthy environments and sustainable development, Thailand’s retail sector is proactively adopti ## PGX Commercial Environmental Monitor | Breakthrough Innovation of 2025 [PGX Commercial Environmental Monitor | Breakthrough Innovation of 2025](https://www.iaqtongdy.com/news/pgx-commercial-environmental-monitor-breakthrough-innovation-of-2025/): One Device. Twelve Critical Indoor Environmental Metrics. The PGX is a flagship indoor environmental monitoring device launched in 2025, designed ## 2025 Game-Changing Tech Unboxed -Ultimate Indoor Environment Monitor with Holistic Sensing [2025 Game-Changing Tech Unboxed -Ultimate Indoor Environment Monitor with Holistic Sensing](https://www.iaqtongdy.com/news/2025-game-changing-tech-unboxed-ultimate-indoor-environment-monitor-with-holistic-sensing/):Flagship Indoor Environment Monitoring System – PGX The PGX Commercial-Grade Environmental Monitor, 2025′s cutting-edge IoT-enabled device, delive ## Why Choose Tongdy Indoor Air Quality Monitors? [Why Choose Tongdy Indoor Air Quality Monitors?](https://www.iaqtongdy.com/news/why-choose-tongdy-indoor-air-quality-monitors/):In today’s tech-driven world, where living and working environments are becoming increasingly comfortable, indoor air quality (IAQ) issues are also ## Tongdy: Four Professional Articles Featured on ABNewswire, Driving the Healthy Building Revolution with Smart Air Monitoring Technology [Tongdy: Four Professional Articles Featured on ABNewswire, Driving the Healthy Building Revolution with Smart Air Monitoring Technology](https://www.iaqtongdy.com/news/tongdy-four-professional-articles-featured-on-abnewswire-driving-the-healthy-building-revolution-with-smart-air-monitoring-technology/):Introduction: Leading the Charge in Intelligent, Sustainable Buildings As the global construction industry pivots toward smarter, more sustainable, an ## PGX Super Indoor Environmental Monitor: A Cutting-Edge Solution for Indoor Air Quality Management [PGX Super Indoor Environmental Monitor: A Cutting-Edge Solution for Indoor Air Quality Management](https://www.iaqtongdy.com/news/pgx-super-indoor-environment-monitor-revolutionizing-indoor-health/):In an era where indoor air quality is more important than ever, the PGX Super Indoor Environmental Monitor redefines how we understand and control i ## JLL Leads the Trend in Healthy Buildings: Highlights from the ESG Performance Report [JLL Leads the Trend in Healthy Buildings: Highlights from the ESG Performance Report](https://www.iaqtongdy.com/news/jll-leads-the-trend-in-healthy-buildings-highlights-from-the-esg-performance-report/):JLL firmly believe that employee well-being is intrinsically linked to business success. 2022 ESG Performance Report showcases JLL innovative pra ## Chinese New Year holiday schedule 2025 [Chinese New Year holiday schedule 2025](https://www.iaqtongdy.com/news/chinese-new-year-holiday-schedule-2025/):Dear Partners, Our office will be closed during a public holiday from January 27 to February 4, 2025, which is the Chinese Spring Festival. Please fo ## What Are the 5 Common Measures of Air Quality? [What Are the 5 Common Measures of Air Quality?](https://www.iaqtongdy.com/news/what-are-the-5-common-measures-of-air-quality/):In today's industrialized world, air quality monitoring has become increasingly critical as air pollution poses significant threats to human health. T ## How The Kaiser Permanente Santa Rosa Medical Office Building Became a Paragon of Green Architecture [How The Kaiser Permanente Santa Rosa Medical Office Building Became a Paragon of Green Architecture](https://www.iaqtongdy.com/news/how-the-kaiser-permanente-santa-rosa-medical-office-building-became-a-paragon-of-green-architecture/):On the path to sustainable construction, the Kaiser Permanente Santa Rosa Medical Office Building sets a new benchmark. This three-story, 87,300 sq. f ## Dior Implements Tongdy CO2 Monitors and Achieves Green Building Certification [Dior Implements Tongdy CO2 Monitors and Achieves Green Building Certification](https://www.iaqtongdy.com/news/dior-implements-tongdy-co2-monitors-and-achieves-green-building-certification/):Dior's Shanghai office successfully achieved green building certifications, including WELL, RESET, and LEED, by installing Tongdy's G01-CO2 air qualit ## How to Monitor Indoor Air Quality in the Office [How to Monitor Indoor Air Quality in the Office](https://www.iaqtongdy.com/news/how-to-monitor-indoor-air-quality-in-the-office/):Indoor air quality (IAQ) is crucial for the health, safety, and productivity of employees in workplaces. Importance of Monitoring Air Quality in Work ## 15 widely recognized and utilized green building standards [15 widely recognized and utilized green building standards](https://www.iaqtongdy.com/news/15-widely-recognized-and-utilized-green-building-standards/):The RESET report titled Comparing Building Standards from Around the World' compares 15 of some of the most widely recognized and used green building ## Global Building Standards Unveiled - Focusing on Sustainability & Health Performance Metrics [Global Building Standards Unveiled - Focusing on Sustainability & Health Performance Metrics](https://www.iaqtongdy.com/news/global-building-standards-unveiled-focusing-on-sustainability-health-performance-metrics/):  RESET Comparative Report: Performance Parameters of  Global Green Building Standards from Across the World Sustainability & Health Sustainabil ## Unlock Sustainable Design: A Comprehensive Guide to 15 Certified Project Types in Green Building [Unlock Sustainable Design: A Comprehensive Guide to 15 Certified Project Types in Green Building](https://www.iaqtongdy.com/news/unlock-sustainable-design-a-comprehensive-guide-to-15-certified-project-types-in-green-building/):RESET Comparative Report: project types that can be certified by every standard of Global Green Building Standards from Across the World. Detailed ## Happy New Year 2025 [Happy New Year 2025](https://www.iaqtongdy.com/news/happy-new-year-2025/):Dear Esteemed Partner, As we bid farewell to the old year and welcome the new one, we are filled with gratitude and anticipation. We extend our sin ## what does co2 stand for ,is carbon dioxide bad to you? [ what does co2 stand for ,is carbon dioxide bad to you?](https://www.iaqtongdy.com/news/what-does-co2-stand-for-is-carbon-dioxide-bad-to-you/):Introduction Have you ever wondered what happens to your body when you inhale too much carbon dioxide (CO2)? CO2 is a common gas in our daily lives, ## Tongdy and SIEGENIA's Air Quality and Ventilation System Collaboration [Tongdy and SIEGENIA's Air Quality and Ventilation System Collaboration](https://www.iaqtongdy.com/news/tongdy-and-siegenias-air-quality-and-ventilation-system-collaboration/): SIEGENIA, a century-old German enterprise, specializes in providing high-quality hardware for doors and windows, ventilation systems, and residentia ## Tongdy CO2 Controller: Air Quality Project for Primary and Secondary Classrooms in the Netherlands and Belgium [Tongdy CO2 Controller: Air Quality Project for Primary and Secondary Classrooms in the Netherlands and Belgium](https://www.iaqtongdy.com/news/tongdy-co2-controller-air-quality-project-for-primary-and-secondary-classrooms-in-the-netherlands-and-belgium/): Introduction: In schools, education is not just about imparting knowledge but also about fostering a healthy and nurturing environment for students ## 5 Key Benefits of Monitoring Indoor TVOC [5 Key Benefits of Monitoring Indoor TVOC](https://www.iaqtongdy.com/news/5-key-benefits-of-monitoring-indoor-tvoc/): TVOCs (Total Volatile Organic Compounds) include benzene, hydrocarbons, aldehydes, ketones, ammonia, and other organic compounds. Indoors, these com ## How Tongdy Advanced Air Quality Monitors Have Transformed the Woodlands Health Campus WHC [How Tongdy Advanced Air Quality Monitors Have Transformed the Woodlands Health Campus WHC](https://www.iaqtongdy.com/news/how-tongdy-advanced-air-quality-monitors-have-transformed-the-woodlands-health-campus-whc/): Pioneering Health and Sustainability The Woodlands Health Campus (WHC) in Singapore is a cutting-edge, integrated healthcare campus designed with th ## Indoor Air Quality Precision Data: Tongdy MSD Monitor [Indoor Air Quality Precision Data: Tongdy MSD Monitor](https://www.iaqtongdy.com/news/indoor-air-quality-precision-data-tongdy-msd-monitor/): In today's high-tech and fast-paced world, the quality of our health and work-life environment is paramount. Tongdy’s MSD Indoor Air Quality Moni ## The Role of Advanced Air Quality Monitoring in 75 Rockefeller Plaza's Success [The Role of Advanced Air Quality Monitoring in 75 Rockefeller Plaza's Success](https://www.iaqtongdy.com/news/the-role-of-advanced-air-quality-monitoring-in-75-rockefeller-plazas-success/):Located in the heart of Midtown Manhattan, 75 Rockefeller Plaza is a symbol of corporate prestige. With customized offices, state-of-the-art conferenc ## 218 Electric Road: A Healthcare Haven for Sustainable Living [218 Electric Road: A Healthcare Haven for Sustainable Living](https://www.iaqtongdy.com/news/218-electric-road-a-healthcare-haven-for-sustainable-living/):Introduction 218 Electric Road is a healthcare-oriented building project located in North Point, Hong Kong SAR, China, with a construction/refurbishm ## Treasure Tongdy EM21: Smart Monitoring for Visible Air Health [Treasure Tongdy EM21: Smart Monitoring for Visible Air Health](https://www.iaqtongdy.com/news/treasure-tongdy-em21-smart-monitoring-for-visible-air-health/):Beijing Tongdy Sensing Technology Corporation has been at the forefront of HVAC and indoor air quality (IAQ) monitoring technology for over a decade. ## ENEL Office Building's Environmentally Friendly Secret: High-Precision Monitors in Action [ENEL Office Building's Environmentally Friendly Secret: High-Precision Monitors in Action](https://www.iaqtongdy.com/news/enel-office-buildings-environmentally-friendly-secret-high-precision-monitors-in-action/):Colombia's largest electricity company, ENEL, has embarked on a low-energy office building renovation project based on principles of innovation and su ## Tongdy’s air monitor makes Byte dance offices environment smart and green [Tongdy’s air monitor makes Byte dance offices environment smart and green](https://www.iaqtongdy.com/news/tongdys-air-monitor-makes-byte-dance-offices-environment-smart-and-green/): Tongdy's B-level commercial air quality monitors are distributed in ByteDance office buildings in the whole of China, which monitor the air quality ## What Do Air Quality Sensors Measure? 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As awareness of environmental and h ## TONGDY Air Quality Monitors Help Shanghai Landsea Green Center Lead Healthy Living [TONGDY Air Quality Monitors Help Shanghai Landsea Green Center Lead Healthy Living](https://www.iaqtongdy.com/news/tongdy-air-quality-monitors-help-shanghai-landsea-green-center-lead-healthy-living/): Introduction The Shanghai Landsea Green Center, known for its ultra-low energy consumption, serves as a key demonstration base for the Ministry of S ## Tongdy Air Quality Monitoring - Driving the Green Energy Force of Zero Iring Place [Tongdy Air Quality Monitoring - Driving the Green Energy Force of Zero Iring Place](https://www.iaqtongdy.com/news/tongdy-air-quality-monitoring-driving-the-green-energy-force-of-zero-iring-place/): Zero Iring Place, located in Manhattan, New York, is a renovated green energy commercial building. It achieves efficient energy management through i ## A Beacon of Health and Wellbeing in Commercial Architecture [A Beacon of Health and Wellbeing in Commercial Architecture](https://www.iaqtongdy.com/news/a-beacon-of-health-and-wellbeing-in-commercial-architecture/): Introduction 18 King Wah Road, situated in North Point, Hong Kong, represents a pinnacle of health-conscious and sustainable commercial architecture ## A Model for Zero Net Energy in Commercial Spaces [A Model for Zero Net Energy in Commercial Spaces](https://www.iaqtongdy.com/news/435-indio-way-a-model-for-zero-net-energy-in-commercial-spaces/):Introduction to 435 Indio Way 435 Indio Way, situated in Sunnyvale, California, is an exemplary model of sustainable architecture and energy efficienc ## What is an Ozone Monitor Used For? Exploring the Secrets of Ozone Monitoring and Control [What is an Ozone Monitor Used For? 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There are many types of indoor air quality monitors on the market, with significant di ## Zero Carbon Pioneer: The Green Transformation of 117 Easy Street [Zero Carbon Pioneer: The Green Transformation of 117 Easy Street](https://www.iaqtongdy.com/news/zero-carbon-pioneer-the-green-transformation-of-117-easy-street/):117 Easy Street Project Overview Integral Group worked to make this building energy efficient by making it a zero net energy and zero carbon emission ## The Sustainable Healthy Living Model of El Paraíso Community in Colombia [The Sustainable Healthy Living Model of El Paraíso Community in Colombia](https://www.iaqtongdy.com/news/the-sustainable-healthy-living-model-of-el-paraiso-community-in-colombia/):Urbanización El Paraíso is a social housing project located in Valparaíso, Antioquia, Colombia, completed in 2019. Spanning 12,767.91 square meters ## Sustainable Mastery: The Green Revolution of 1 New Street Square [Sustainable Mastery: The Green Revolution of 1 New Street Square](https://www.iaqtongdy.com/news/sustainable-mastery-the-green-revolution-of-1-new-street-square/): Green Building 1 New Street Square  The 1 New Street Square project is a shining example of achieving a sustaina ## What Can Indoor Air Quality Monitors Detect? [What Can Indoor Air Quality Monitors Detect?](https://www.iaqtongdy.com/news/what-can-indoor-air-quality-monitors-detect/): Breathing impacts health both in real-time and over the long term, making indoor air quality crucial to the overall well-being of modern people's wo ## Intelligent Building Case study-1 New Street Square [Intelligent Building Case study-1 New Street Square](https://www.iaqtongdy.com/news/intelligent-building-case-study-1-new-street-square/):1 New Street Square Building/Project Details Building/Project Name1 New Street SquareConstruction / refurbishment date 01/07/2018 Building/Project Siz ## Why and Where Are CO2 Monitors Essential  [Why and Where Are CO2 Monitors Essential ](https://www.iaqtongdy.com/news/why-and-where-are-co2-monitors-essential/):In everyday life and work environments, air quality significantly impacts health and productivity. Carbon dioxide (CO2) is a colorless and odorless ## 2024 The Importance of Installing Tongdy Indoor Air Quality Monitors in Office Buildings [2024 The Importance of Installing Tongdy Indoor Air Quality Monitors in Office Buildings](https://www.iaqtongdy.com/news/2024-the-importance-of-installing-tongdy-indoor-air-quality-monitors-in-office-buildings/):In 2024 over 90% of consumers and a striking 74% of office professionals emphasizing its significance, IAQ is now seen as vital for fostering healthy, ## Empowering One Bangkok with Tongdy Monitors: Pioneering Green Spaces in Urban Landscapes [Empowering One Bangkok with Tongdy Monitors: Pioneering Green Spaces in Urban Landscapes](https://www.iaqtongdy.com/news/empowering-one-bangkok-with-tongdy-monitors-pioneering-green-spaces-in-urban-landscapes/): Tongdy MSD Multi-Sensor Indoor Air Quality Monitor is revolutionizing sustainable and intelligent building design. The iconic One Bangkok project st ## Our story - Multiple Thermostats for HVAC including VAV controllers -2003-2008 YEAR [Our story - Multiple Thermostats for HVAC including VAV controllers -2003-2008 YEAR](https://www.iaqtongdy.com/news/our-story-multiple-thermostats-for-hvac-including-vav-controllers-2003-2008-year/): ## Is Tongdy a Good Brand? What Can It Offer You? [Is Tongdy a Good Brand? What Can It Offer You?](https://www.iaqtongdy.com/news/is-tongdy-a-good-brand-what-can-it-offer-you/):Tongdy is a pioneering Chinese company manufacturer specializing in commercial indoor air quality monitoring products. With over 15 years of techn ## 20+ Years Air Quality Monitoring Expert [20+ Years Air Quality Monitoring Expert](https://www.iaqtongdy.com/news/8107/): ## Sewickley Tavern: Pioneering a Green Future and Leading Sustainable Development in the Restaurant Industry [Sewickley Tavern: Pioneering a Green Future and Leading Sustainable Development in the Restaurant Industry](https://www.iaqtongdy.com/news/sewickley-tavern-pioneering-a-green-future-and-leading-sustainable-development-in-the-restaurant-industry/):In the heartland of America, Sewickley Tavern is putting its environmental commitment into action, striving to become a model of green building in the ## The Secret to Indoor Air Quality: Tongdy Monitors - Guardians of Petal Tower [The Secret to Indoor Air Quality: Tongdy Monitors - Guardians of Petal Tower](https://www.iaqtongdy.com/news/the-secret-to-indoor-air-quality-tongdy-monitors-guardians-of-petal-tower/):Discovering the Tongdy commercial-grade B air quality monitor nestled within the educational hub of Petal Tower,The very first time I met it stands as ## Tongdy air quality monitors used in the Bird's Nest of Winter Olympics Venues [Tongdy air quality monitors used in the Bird's Nest of Winter Olympics Venues](https://www.iaqtongdy.com/news/tongdy-air-quality-monitors-used-in-the-birds-nest-of-winter-olympics-venues/):In the Winter Olympics, which are full of passion and speed, our eyes are not only focused on the ice and snow but also on the guards who silently pro ## The importance of home indoor carbon dioxide monitors [The importance of home indoor carbon dioxide monitors](https://www.iaqtongdy.com/news/the-importance-of-home-indoor-carbon-dioxide-monitors/):In today's world, we are constantly striving to create a healthier and safer environment for ourselves and our loved ones. An often overlooked aspect ## Improving Indoor Air Quality with a Duct Air Quality Monitor [Improving Indoor Air Quality with a Duct Air Quality Monitor](https://www.iaqtongdy.com/news/improving-indoor-air-quality-with-a-duct-air-quality-monitor/):Indoor air quality has become a growing concern, as more and more people spend the majority of their time indoors. Poor air quality can lead to a rang ## Chinese Spring Festival Notice [Chinese Spring Festival Notice](https://www.iaqtongdy.com/news/7993/):Notice Office Closed- Tongdy Sensing Dear Partners, The traditional Chinese Spring Festival is just around the corner. We will close our office from 9 ## 2024 Spring Festival Message [2024 Spring Festival Message](https://www.iaqtongdy.com/news/2024-spring-festival-message/):2024 Spring Festival Message ## May the new year bless you with health, wealth, and happiness-2024 [May the new year bless you with health, wealth, and happiness-2024](https://www.iaqtongdy.com/news/may-the-new-year-bless-you-with-health-wealth-and-happiness-2024/):May the new year bless you with health, wealth, and happiness-2024 ## The Importance of Duct Air Monitors in Maintaining Indoor Air Quality [The Importance of Duct Air Monitors in Maintaining Indoor Air Quality](https://www.iaqtongdy.com/news/the-importance-of-duct-air-monitors-in-maintaining-indoor-air-quality/):The Importance of Duct Air Monitors in Maintaining Indoor Air Quality Indoor air quality (IAQ) is a growing concern for many, especially in the wake ## Merry Christmas and Happy New Year 2024 [Merry Christmas and Happy New Year 2024](https://www.iaqtongdy.com/news/merry-christmas-and-happy-new-year-2024/):Dear Customers, As we approach the end of the year,  we want to  thank you for your continued trust in our products and service. Across Tongdy's 23 ## Why Underground Carbon Dioxide Detec tion Is Critical for Safety [Why Underground Carbon Dioxide Detec tion Is Critical for Safety](https://www.iaqtongdy.com/news/why-underground-carbon-dioxide-detec-tion-is-critical-for-safety/):Carbon monoxide (CO) is a colorless, odorless gas that can be extremely dangerous if undetected. It is produced by the incomplete combustion of fuels ## Tongdy IAQ Products+ Data Platform-Your perfect data experience [Tongdy IAQ Products+ Data Platform-Your perfect data experience](https://www.iaqtongdy.com/news/tongdy-iaq-products-data-platform-your-perfect-data-experience/): ## Day 4 The Paris Agreement [Day 4 The Paris Agreement](https://www.iaqtongdy.com/news/day-4-the-paris-agreement/): ## Greater Snow [Greater Snow](https://www.iaqtongdy.com/news/greater-snow/): ## Tongdy IAQ monitors-Your Professional Air Data Expert [Tongdy IAQ monitors-Your Professional Air Data Expert](https://www.iaqtongdy.com/news/tongdy-iaq-monitors-your-professional-air-data-expert/): ## Day 3 The Paris Agreement [ Day 3 The Paris Agreement](https://www.iaqtongdy.com/news/day-3-the-paris-agreement/): ## Day 2 The Paris Agreement [ Day 2 The Paris Agreement](https://www.iaqtongdy.com/news/day-2-the-paris-agreement/): ## Day 1 The Paris Agreement [Day 1 The Paris Agreement](https://www.iaqtongdy.com/news/day-1-the-paris-agreement/): ## Lesser Snow [Lesser Snow](https://www.iaqtongdy.com/news/lesser-snow/): ## Day 6 What Is Climate Change? [ Day 6 What Is Climate Change?](https://www.iaqtongdy.com/news/day-6-what-is-climate-change/): ## Day 5 What Is Climate Change? [ Day 5 What Is Climate Change?](https://www.iaqtongdy.com/news/day-5-what-is-climate-change/): ## Day 4 What Is Climate Change? [ Day 4 What Is Climate Change?](https://www.iaqtongdy.com/news/day-4-what-is-climate-change/): ## Enhancing Safety Measures: The Importance of Multi-Gas Detection in Indoor Environment [ Enhancing Safety Measures: The Importance of Multi-Gas Detection in Indoor Environment](https://www.iaqtongdy.com/news/enhancing-safety-measures-the-importance-of-multi-gas-detection-in-indoor-environment/):Ensuring a safe and healthy environment is crucial, especially in enclosed spaces. This is where multi-gas detection in indoor environments becomes cr ## Day 3 What Is Climate Change? [ Day 3 What Is Climate Change?](https://www.iaqtongdy.com/news/day-3-what-is-climate-change/): ## Day 2 What Is Climate Change? [ Day 2 What Is Climate Change?](https://www.iaqtongdy.com/news/day-2-what-is-climate-change/): ## Day 1 What Is Climate Change? [Day 1 What Is Climate Change? ](https://www.iaqtongdy.com/news/day-1-what-is-climate-change/): ## Day 2 Your guide to climate action：Home Energy [ Day 2 Your guide to climate action：Home Energy](https://www.iaqtongdy.com/news/day-2-your-guide-to-climate-action%ef%bc%9ahome-energy/): ## Day 1 Your guide to climate action：Home Energy [Day 1 Your guide to climate action：Home Energy](https://www.iaqtongdy.com/news/day-1-your-guide-to-climate-action%ef%bc%9ahome-energy/): ## Carbon Dioxide Detection in School [Carbon Dioxide Detection in School ](https://www.iaqtongdy.com/news/carbon-dioxide-detector-in-school/):As parents, we often worry about the safety and well-being of our children, especially their school environment. We trust schools to provide safe lear ## the Beginning of Winter [the Beginning of Winter](https://www.iaqtongdy.com/news/the-beginning-of-winter/): ## Day 3 Five ways to jump-start the renewable energy transition now [ Day 3 Five ways to jump-start the renewable energy transition now](https://www.iaqtongdy.com/news/day-3-five-ways-to-jump-start-the-renewable-energy-transition-now/): ## Day 2 Five ways to jump-start the renewable energy transition now [ Day 2 Five ways to jump-start the renewable energy transition now](https://www.iaqtongdy.com/news/day-1-five-ways-to-jump-start-the-renewable-energy-transition-now-2/): ## Day 1 Five ways to jump-start the renewable energy transition now [Day 1 Five ways to jump-start the renewable energy transition now ](https://www.iaqtongdy.com/news/day-1-five-ways-to-jump-start-the-renewable-energy-transition-now/): ## Day 3 For a livable climate: Net-zero commitments must be backed by credible action [Day 3 For a livable climate: Net-zero commitments must be backed by credible action](https://www.iaqtongdy.com/news/day-3-for-a-livable-climate-net-zero-commitments-must-be-backed-by-credible-action/): ## Day 2 For a livable climate: Net-zero commitments must be backed by credible action [Day 2 For a livable climate: Net-zero commitments must be backed by credible action](https://www.iaqtongdy.com/news/day-2-for-a-livable-climate-net-zero-commitments-must-be-backed-by-credible-action/): ## Day 1 For a livable climate: Net-zero commitments must be backed by credible action [Day 1 For a livable climate: Net-zero commitments must be backed by credible action](https://www.iaqtongdy.com/news/day-1-for-a-livable-climate-net-zero-commitments-must-be-backed-by-credible-action/): ## Renewable energy – powering a safer future Vol.2 [Renewable energy – powering a safer future Vol.2](https://www.iaqtongdy.com/news/renewable-energy-powering-a-safer-future-vol-2/): ## Renewable energy – powering a safer future Vol.1 [Renewable energy – powering a safer future Vol.1](https://www.iaqtongdy.com/news/renewable-energy-powering-a-safer-future-vol-1/): ## What is: International Day of Clean Air for Blue Skies, 7 September Part 3 [ What is: International Day of Clean Air for Blue Skies, 7 September Part 3](https://www.iaqtongdy.com/news/what-is-international-day-of-clean-air-for-blue-skies-7-september-part-3/): ## What is: International Day of Clean Air for Blue Skies, 7 September Part 2 [What is: International Day of Clean Air for Blue Skies, 7 September Part 2](https://www.iaqtongdy.com/news/what-is-international-day-of-clean-air-for-blue-skies-7-september-part-2/): ## Frost' s Descent [Frost' s Descent](https://www.iaqtongdy.com/news/frost-descent/): ## How indoor pollution meters help ensure a cleaner safer living environment [How indoor pollution meters help ensure a cleaner safer living environment](https://www.iaqtongdy.com/news/how-indoor-pollution-meters-help-ensure-a-cleaner-safer-living-environment-introduction-50-words-have-you-ever-thought-about-the-quality-of-the-air-you-breathe-indoors-with-growing-concern-abo/):  Have you ever thought about the quality of the air you breathe indoors? With growing concern about indoor air pollution, indoor pollution mete ## What is: International Day of Clean Air for Blue Skies, 7 September Part 1 [What is: International Day of Clean Air for Blue Skies, 7 September Part 1](https://www.iaqtongdy.com/news/what-is-international-day-of-clean-air-for-blue-skies-7-september-part-1/): ## Now! Actions for a healthy planet Part 2 [ Now! Actions for a healthy planet Part 2](https://www.iaqtongdy.com/news/now-actions-for-a-healthy-planet-part-2/): ## Now! Actions for a healthy planet [Now! Actions for a healthy planet](https://www.iaqtongdy.com/news/now-actions-for-a-healthy-planet/): ## Now! Climate Ambition Summit UN 2023| Chapter 8 [Now! Climate Ambition Summit UN 2023| Chapter 8](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-8/): ## Now! Climate Ambition Summit UN 2023| Chapter 7 [Now! Climate Ambition Summit UN 2023| Chapter 7](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-7/): ## Now! Climate Ambition Summit UN 2023| Chapter 6 [Now! Climate Ambition Summit UN 2023| Chapter 6](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-6/): ## Now! Climate Ambition Summit UN 2023| Chapter 5 [Now! Climate Ambition Summit UN 2023| Chapter 5](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-5/): ## New Launch-EM21 LORA [New Launch-EM21 LORA](https://www.iaqtongdy.com/news/new-launch-em21-lora/): ## Now! Climate Ambition Summit UN 2023| Chapter 4 [Now! Climate Ambition Summit UN 2023| Chapter 4](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-4/): ## Now! Climate Ambition Summit UN 2023| Chapter 3 [Now! Climate Ambition Summit UN 2023| Chapter 3](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-3/): ## Now! Climate Ambition Summit UN 2023| Chapter 2 [ Now! Climate Ambition Summit UN 2023| Chapter 2](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-2/): ## Now! Climate Ambition Summit UN 2023| Chapter 1 [Now! Climate Ambition Summit UN 2023| Chapter 1](https://www.iaqtongdy.com/news/now-climate-ambition-summit-un-2023-chapter-1/): ## Improving air quality and creating a healthy and pleasant coffee bar experience [ Improving air quality and creating a healthy and pleasant coffee bar experience](https://www.iaqtongdy.com/news/improving-air-quality-and-creating-a-healthy-and-pleasant-coffee-bar-experience/):Welcome to our blog where we discuss the importance of air quality in your coffee bar and how it contributes to a healthy and enjoyable customer exper ## Cold Dew [Cold Dew](https://www.iaqtongdy.com/news/cold-dew-2/): ## Interesting facts Vol.8——Nitrogen [Interesting facts Vol.8——Nitrogen](https://www.iaqtongdy.com/news/interesting-facts-vol-8-nitrogen/): ## Interesting facts Vol.7——Formaldehyde and Nitrogen [Interesting facts Vol.7——Formaldehyde and Nitrogen](https://www.iaqtongdy.com/news/interesting-facts-vol-7-formaldehyde-and-nitrogen/): ## Interesting facts Vol.6——Carbon Monoxide and Formaldehyde [Interesting facts Vol.6——Carbon Monoxide and Formaldehyde](https://www.iaqtongdy.com/news/interesting-facts-vol-6-carbon-monoxide-and-formaldehyde/): ## Interesting facts Vol.5——Carbon Monoxide [ Interesting facts Vol.5——Carbon Monoxide](https://www.iaqtongdy.com/news/interesting-facts-vol-5-carbon-monoxide/): ## Interesting facts Vol.4——Carbon Dioxide [Interesting facts Vol.4——Carbon Dioxide](https://www.iaqtongdy.com/news/interesting-facts-vol-4-carbon-dioxide/): ## Interesting facts Vol.3——Carbon Dioxide [Interesting facts Vol.3——Carbon Dioxide ](https://www.iaqtongdy.com/news/interesting-facts-vol-3-carbon-dioxide/): ## Interesting facts Vol.2——Natural Gas [ Interesting facts Vol.2——Natural Gas](https://www.iaqtongdy.com/news/interesting-facts-vol-2-natural-gas/): ## Interesting facts Vol.1——Natural Gas [Interesting facts Vol.1——Natural Gas](https://www.iaqtongdy.com/news/interesting-facts-vol-1-natural-gas/): ## Forecast：Interesting facts of different gases you need to know [Forecast：Interesting facts of different gases you need to know ](https://www.iaqtongdy.com/news/forecast%ef%bc%9ainteresting-facts-of-different-gases-you-need-to-know/): ## Keep your family safe with a garage carbon monoxide detector [Keep your family safe with a garage carbon monoxide detector](https://www.iaqtongdy.com/news/keep-your-family-safe-with-a-garage-carbon-monoxide-detector/):Introduction In this fast-paced world, keeping our loved ones safe is crucial. Garages are an often overlooked area prone to carbon monoxide (CO) poi ## Autumnal Equinox [Autumnal Equinox](https://www.iaqtongdy.com/news/autumnal-equinox-2/): ## Green Buildings: Improving Air Quality for a Sustainable Future [Green Buildings: Improving Air Quality for a Sustainable Future](https://www.iaqtongdy.com/news/green-buildings-improving-air-quality-for-a-sustainable-future/):In a world grappling with climate change and environmental degradation, the concept of green building has become a beacon of hope. Green buildings str ## Encyclopedia Series: Air Pollutants——Toxic Chemicals [Encyclopedia Series: Air Pollutants——Toxic Chemicals](https://www.iaqtongdy.com/news/encyclopedia-series-air-pollutants-toxic-chemicals/): ## The air quality within underground networks [ The air quality within underground networks](https://www.iaqtongdy.com/news/the-air-quality-within-underground-networks/):In today's fast-paced world, many of us rely on the subway system as a convenient and efficient mode of transportation. But, have you ever thought abo ## Day 4 Encyclopedia Series: Air Pollutants——Lead [Day 4 Encyclopedia Series: Air Pollutants——Lead](https://www.iaqtongdy.com/news/day-4-encyclopedia-series-air-pollutants-lead/): ## White Dew [White Dew](https://www.iaqtongdy.com/news/white-dew/): ## Day 3 Encyclopedia Series: Air Pollutants——Mercury [Day 3 Encyclopedia Series: Air Pollutants——Mercury](https://www.iaqtongdy.com/news/day-3-encyclopedia-series-air-pollutants-mercury/): ## Day 2 Encyclopedia Series: Air Pollutants——Sulfur Oxides [Day 2 Encyclopedia Series: Air Pollutants——Sulfur Oxides](https://www.iaqtongdy.com/news/encyclopedia-series-air-pollutants/): ## Encyclopedia Series: Air Pollutants——Hydrocarbon [Encyclopedia Series: Air Pollutants——Hydrocarbon](https://www.iaqtongdy.com/news/encyclopedia-series-air-pollutants-hydrocarbon/): ## Ensuring a Healthy, Productive Work Environment [Ensuring a Healthy, Productive Work Environment](https://www.iaqtongdy.com/news/ensuring-a-healthy-productive-work-environment/):In today's fast-paced world, workplace safety and employee well-being are paramount. During the current global health crisis, it has become even more ## Green Building World Overview——Taipei Public Library Beitou Branch [ Green Building World Overview——Taipei Public Library Beitou Branch](https://www.iaqtongdy.com/news/green-building-world-overview-taipei-public-library-beitou-branch/): ## Green Building World Overview——Yishun Khoo Teck Puat Hospital [Green Building World Overview——Yishun Khoo Teck Puat Hospital](https://www.iaqtongdy.com/news/green-building-world-overview-yishun-khoo-teck-puat-hospital/): ## Green Building Worldwide Overview——The Change Initiative [ Green Building Worldwide Overview——The Change Initiative ](https://www.iaqtongdy.com/news/green-building-worldwide-overview-the-change-initiative/): ## Green Building Worldwide Overview——Rain Collector Skyscraper [Green Building Worldwide Overview——Rain Collector Skyscraper](https://www.iaqtongdy.com/news/green-building-worldwide-overview-rain-collector-skyscraper/): ## Newest LoraWAN IAQ Monitor is issued [Newest LoraWAN IAQ Monitor is issued](https://www.iaqtongdy.com/news/newest-lorawan-iaq-monitor-is-issued/):Tongdy has released a new powerful indoor air quality monitor, which can monitoring CO2,TVOC, PM2.5, Temp.&RH, light, nouse or CO. It can support ## Green Building Worldwide Overview——Phipps Center for Sustainable Landscapes [Green Building Worldwide Overview——Phipps Center for Sustainable Landscapes](https://www.iaqtongdy.com/news/green-building-worldwide-overview-phipps-center-for-sustainable-landscapes/): ## Improving workplace health with indoor air quality monitors [Improving workplace health with indoor air quality monitors](https://www.iaqtongdy.com/news/improving-workplace-health-with-indoor-air-quality-monitors/):  As the world becomes more aware of the impact of air pollution on human health, the importance of maintaining good indoor air quality has rece ## Green Building Worldwide Overview——Toyooka, Japan: Ecological House [Green Building Worldwide Overview——Toyooka, Japan: Ecological House](https://www.iaqtongdy.com/news/green-building-worldwide-overview-toyooka-japan-ecological-house/): ## Green Building Worldwide Overview——Bullitt Center [ Green Building Worldwide Overview——Bullitt Center](https://www.iaqtongdy.com/news/green-building-worldwide-overview-bullitt-center/): ## End of Heat [End of Heat](https://www.iaqtongdy.com/news/end-of-heat/): ## Green Building Worldwide Overview——World Trade Centre Bahrain [Green Building Worldwide Overview——World Trade Centre Bahrain](https://www.iaqtongdy.com/news/7325/): ## Day 2 Green Building Worldwide Overview——Pixel Building [Day 2 Green Building Worldwide Overview——Pixel Building](https://www.iaqtongdy.com/news/day-2-green-building-worldwide-overview-pixel-building/): ## Green Building Worldwide Overview——Siemens The Crystal [Green Building Worldwide Overview——Siemens The Crystal ](https://www.iaqtongdy.com/news/green-building-worldwide-overview-siemens-the-crystal/): ## Industry Standards Everyday——Green Star Building Certification [ Industry Standards Everyday——Green Star Building Certification](https://www.iaqtongdy.com/news/industry-standards-everyday-green-star-building-certification/): ## Improving Indoor Air Quality Using Multi-Sensor Air Quality Monitors [Improving Indoor Air Quality Using Multi-Sensor Air Quality Monitors](https://www.iaqtongdy.com/news/improving-indoor-air-quality-using-multi-sensor-air-quality-monitors/):As we become more aware of our health and wellbeing, the importance of maintaining good air quality in our living spaces has gained widespread attenti ## Industry Standards Everyday——LBC [Industry Standards Everyday——LBC](https://www.iaqtongdy.com/news/industry-standards-everyday-lbc/): ## Industry Standards Everyday——DGNB [ Industry Standards Everyday——DGNB](https://www.iaqtongdy.com/news/industry-standards-everyday-dgnb/): ## Day 4 Industry Standards Everyday——BREEAM [Day 4 Industry Standards Everyday——BREEAM](https://www.iaqtongdy.com/news/day-4-industry-standards-everyday-breeam/): ## Industry Standards Everyday——RESET Standard [Industry Standards Everyday——RESET Standard](https://www.iaqtongdy.com/news/industry-standards-everyday-reset-standard/): ## Industry Standards Everyday——WELL Certification [Industry Standards Everyday——WELL Certification](https://www.iaqtongdy.com/news/day-2-industry-standards-everyday-well-certification/): ## Industry Standards Everyday——LEED Geen Building Certification [Industry Standards Everyday——LEED Geen Building Certification](https://www.iaqtongdy.com/news/industry-standards-everyday-leed-geen-building-certification/): ## Ensuring Optimal Indoor Air Quality for Smart Buildings [Ensuring Optimal Indoor Air Quality for Smart Buildings](https://www.iaqtongdy.com/news/ensuring-optimal-indoor-air-quality-for-smart-buildings/):Smart buildings are revolutionizing the way we live and work, integrating advanced technologies to improve our overall comfort, safety and sustainabil ## Beginning of Autumn [Beginning of Autumn](https://www.iaqtongdy.com/news/beginning-of-autumn/): ## Gas Wiki Everyday for you——Nitrogen dioxide [ Gas Wiki Everyday for you——Nitrogen dioxide](https://www.iaqtongdy.com/news/gas-wiki-everyday-for-you-nitrogen-dioxide/): ## Gas Wiki Everyday for you——PM10 [Gas Wiki Everyday for you——PM10](https://www.iaqtongdy.com/news/gas-wiki-everyday-for-you-pm10/): ## Gas Wiki Everyday for you——Carbon monoxide [Gas Wiki Everyday for you——Carbon monoxide](https://www.iaqtongdy.com/news/gas-wiki-everyday-for-you-carbon-monoxide/): ## Gas Wiki Everyday for you ——Ozone [Gas Wiki Everyday for you ——Ozone](https://www.iaqtongdy.com/news/gas-wiki-everyday-for-you-ozone/): ## Gas Wiki Everyday for you ——Carbon dioxide [Gas Wiki Everyday for you ——Carbon dioxide](https://www.iaqtongdy.com/news/gas-wiki-everyday-for-you-carbon-dioxide/): ## Are you concerned about the air quality in your home? [Are you concerned about the air quality in your home?](https://www.iaqtongdy.com/news/are-you-concerned-about-the-air-quality-in-your-home/):Are you concerned about the air quality in your home? Do you want to ensure that you and your family breathe clean and healthy air? If so, then an ind ## Indoor Air Quality Monitors: Essential Tools for a Healthy Environment [Indoor Air Quality Monitors: Essential Tools for a Healthy Environment](https://www.iaqtongdy.com/news/indoor-air-quality-monitors-essential-tools-for-a-healthy-environment/):Indoor Air Quality Monitor: A Vital Tool for Ensuring Healthy Environments Maintaining a healthy indoor environment has always been crucial, but the ## 2023 new product | EM21 series air quality monitors, comprehensively monitor air quality, protect respiratory health [2023 new product | EM21 series air quality monitors, comprehensively monitor air quality, protect respiratory health](https://www.iaqtongdy.com/news/2023-new-product-em21-series-air-quality-monitors-comprehensively-monitor-air-quality-protect-respiratory-health/):Tongdy's newly launched IAQ monitor EM21 is an indoor air quality monitor with unique design and functions that meets commercial Class B requirements. ## Minor Heat [Minor Heat](https://www.iaqtongdy.com/news/minor-heat/): ## Why Good Indoor Air Quality at the Office is Important [Why Good Indoor Air Quality at the Office is Important](https://www.iaqtongdy.com/news/why-good-indoor-air-quality-at-the-office-is-important/):Indoor air quality (IAQ) is essential for a healthy office environment. However, as modern buildings have become more efficient, they have also become ## Data Gathering and Showing for Air Quality Monitors-Solution 3 [Data Gathering and Showing for Air Quality Monitors-Solution 3](https://www.iaqtongdy.com/news/data-gathering-and-showing-for-air-quality-monitors-solution-3/): ## Data Gathering and Showing for Air Quality Monitors-Solution 2 [Data Gathering and Showing for Air Quality Monitors-Solution 2](https://www.iaqtongdy.com/news/data-gathering-and-showing-for-air-quality-monitors-solution-2/): ## Dragon Boat Festival! [Dragon Boat Festival!](https://www.iaqtongdy.com/news/dragon-boat-festival/): ## Data Gathering and Showing for Air Quality Monitors-Solution 1 [Data Gathering and Showing for Air Quality Monitors-Solution 1](https://www.iaqtongdy.com/news/data-gathering-and-showing-for-air-quality-monitors-solution-1/):                 ## Happy Father's Day! [Happy Father's Day!](https://www.iaqtongdy.com/news/happy-fathers-day/): ## HAPPY CHILDREN'S DAY [HAPPY CHILDREN'S DAY](https://www.iaqtongdy.com/news/happy-childrens-day/): ## Happy Vesak Day [Happy Vesak Day](https://www.iaqtongdy.com/news/happy-vesak-day/): ## 2023 (19th) International Conference on Green Building and Building Energy Efficiency Cum New Technology and Product Expo [2023 (19th) International Conference on Green Building and Building Energy Efficiency Cum New Technology and Product Expo](https://www.iaqtongdy.com/news/2023-19th-international-conference-on-green-building-and-building-energy-efficiency-cum-new-technology-and-product-expo/):From May 15th to 17th, 2023, as a leading enterprise in the air monitoring industry, Tongdy went to Shenyang to participate in the 19th International ## Grain Full [Grain Full](https://www.iaqtongdy.com/news/grain-full/): ## Latest Programmable Carbon Monoxide Controller GX-CO [Latest Programmable Carbon Monoxide Controller GX-CO](https://www.iaqtongdy.com/news/latest-programmable-carbon-monoxide-controller-gx-co/): ## Grain Rain [Grain Rain](https://www.iaqtongdy.com/news/grain-rain/): ## Tomb Sweeping Festival Holiday Notice [Tomb Sweeping Festival Holiday Notice](https://www.iaqtongdy.com/news/tomb-sweeping-festival-holiday-notice/): ## New Air Monitor MSD-E [New Air Monitor MSD-E](https://www.iaqtongdy.com/news/new-air-monitor-msd-e/): ## Our Spanish website is officially online now! [Our Spanish website is officially online now!](https://www.iaqtongdy.com/news/our-spanish-website-is-officially-online-now/): ## The Lantern Festival [The Lantern Festival](https://www.iaqtongdy.com/news/the-lantern-festival/): ## Indoor Air Quality- Environment [Indoor Air Quality- Environment](https://www.iaqtongdy.com/news/indoor-air-quality-environment/): General Indoor Air Quality    Air quality inside homes, schools, and other buildings can be an important aspect of your health and the environ ## Spring Festival Holiday Notice [Spring Festival Holiday Notice](https://www.iaqtongdy.com/news/spring-festival-holiday-notice/):Notice Office Closed- Tongdy Sensing Dear Partners, The traditional Chinese Spring Festival is just around the corner. We will close our office from 2 ## Happy New Year [Happy New Year](https://www.iaqtongdy.com/news/happy-new-year-2/): ## Merry Christmas [Merry Christmas](https://www.iaqtongdy.com/news/merry-christmas-2023/):Merry Christmas  Wishing you a merry Christmas filled with health, wealth and joy. "With thanks for our fruitful cooperation during the past year, we ## Light Snow [Light Snow](https://www.iaqtongdy.com/news/light-snow/): ## Indoor Air Pollution [Indoor Air Pollution](https://www.iaqtongdy.com/news/indoor-air-pollution-2/):Indoor air pollution is caused by burning solid fuel sources – such as firewood, crop waste, and dung – for cooking and heating. The burning of s ## Beginning of winter [Beginning of winter](https://www.iaqtongdy.com/news/beginning-of-winter/): ## Sources of Indoor Air Pollutants [Sources of Indoor Air Pollutants](https://www.iaqtongdy.com/news/sources-of-indoor-air-pollutants-2/):Sources of Indoor Air Pollutants What are the sources of air pollutants in homes? There are several kinds of air pollutants in homes. The following a ## Air Quality Management Process [Air Quality Management Process](https://www.iaqtongdy.com/news/air-quality-management-process/):Air quality management refers to all the activities a regulatory authority undertakes to help protect human health and the environment from the harmfu ## A Guide to Indoor Air Quality [A Guide to Indoor Air Quality](https://www.iaqtongdy.com/news/the-inside-story-a-guide-to-indoor-air-quality/):Introduction Indoor Air Quality Concerns All of us face a variety of risks to our health as we go about our day-to-day lives. Driving in cars, flying ## United Nations Day [United Nations Day](https://www.iaqtongdy.com/news/united-nations-day/): ## Frost's Descent [Frost's Descent](https://www.iaqtongdy.com/news/frosts-descent/): ## Cold Dew [Cold Dew](https://www.iaqtongdy.com/news/cold-dew/): ## National Day Holiday Notice [National Day Holiday Notice](https://www.iaqtongdy.com/news/national-day-holiday-notice/): ## Indoor Air Quality [Indoor Air Quality](https://www.iaqtongdy.com/news/indoor-air-quality/):We tend to think of air pollution as a risk faced outside, but the air we breathe indoors can also be polluted. Smoke, vapors, mold, and chemicals use ## What were the historical reasons for the resistance to recognizing airborne transmission during the COVID-19 pandemic? [ What were the historical reasons for the resistance to recognizing airborne transmission during the COVID-19 pandemic?](https://www.iaqtongdy.com/news/what-were-the-historical-reasons-for-the-resistance-to-recognizing-airborne-transmission-during-the-covid-19-pandemic/):The question of whether SARS-CoV-2 is mainly transmitted by droplets or aerosols has been highly controversial. We sought to explain this controversy ## Autumnal Equinox [Autumnal Equinox](https://www.iaqtongdy.com/news/autumnal-equinox/): ## 20th Anniversary Celebration ! 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How do you deck the halls while keep ## Why Indoor Air Quality is Important to Schools [Why Indoor Air Quality is Important to Schools](https://www.iaqtongdy.com/news/why-indoor-air-quality-is-important-to-schools/):Overview Most people are aware that outdoor air pollution can impact their health, but indoor air pollution can also have significant and harmful heal ## Happy Mid-Autumn Festival [Happy Mid-Autumn Festival](https://www.iaqtongdy.com/news/happy-mid-autumn-festival/): ## Indoor Air Pollution from Cooking [Indoor Air Pollution from Cooking](https://www.iaqtongdy.com/news/indoor-air-pollution-from-cooking/):Cooking can contaminate the indoor air with harmful pollutants, but range hoods can effectively remove them. People use a variety of heat sources to ## Reading the Air Quality Index [Reading the Air Quality Index](https://www.iaqtongdy.com/news/reading-the-air-quality-index/):The Air Quality Index (AQI) is a representation of air pollution concentration levels. It assigns numbers on a scale between 0 and 500 and is used to ## Volatile Organic Compounds' Impact on Indoor Air Quality [Volatile Organic Compounds' Impact on Indoor Air Quality](https://www.iaqtongdy.com/news/volatile-organic-compounds-impact-on-indoor-air-quality/): Introduction Volatile organic compounds (VOCs) are emitted as gases from certain solids or liquids. VOCs include a variety of chemicals, some of whi ## Primary Causes of Indoor Air Problems - Secondhand Smoke and Smoke-free Homes [Primary Causes of Indoor Air Problems - Secondhand Smoke and Smoke-free Homes](https://www.iaqtongdy.com/news/primary-causes-of-indoor-air-problems-secondhand-smoke-and-smoke-free-homes/):What is Secondhand Smoke? Secondhand smoke is a mixture of the smoke given off by the burning of tobacco products, such as cigarettes, cigars or pipes ## Primary Causes of Indoor Air Problems [Primary Causes of Indoor Air Problems](https://www.iaqtongdy.com/news/primary-causes-of-indoor-air-problems/):  Indoor pollution sources that release gases or particles into the air are the primary cause of indoor air quality problems. Inadequate ventilation ## Indoor Air Pollution and Health [Indoor Air Pollution and Health](https://www.iaqtongdy.com/news/indoor-air-pollution-and-health/): Indoor Air Quality (IAQ) refers to the air quality within and around buildings and structures, especially as it relates to the health and comfort of ## How — and when — to check indoor air quality in your home [How — and when — to check indoor air quality in your home](https://www.iaqtongdy.com/news/how-and-when-to-check-indoor-air-quality-in-your-home/): Whether you are working remotely, home-schooling or simply hunkering down as the weather gets cooler, spending more time in your home means you’v ## What is Indoor Air Pollution? 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