News & Cases
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We must work together to make safe air for children
Improving indoor air quality is not the responsibility of individuals, one industry, one profession or one government department. We must work together to make safe air for children a reality. Below is an extract of the recommendations made by the Indoor Air Quality Working Party from pag...Read more -
Benefits of Mitigation of IAQ Problems
Health Effects Symptoms related to poor IAQ are varied depending on the type of contaminant. They can easily be mistaken for symptoms of other illnesses such as allergies, stress, colds, and influenza. The usual clue is that people feel ill while inside the building, and the symptoms go away sho...Read more -
Warmly celebrate the 25th anniversary of the return of Hong Kong
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Warmly celebrate the 25th anniversary of the return of Hong Kong
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Warmly celebrate the 25th anniversary of the return of Hong Kong
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Warmly celebrate the 25th anniversary of the return of Hong Kong
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Warmly celebrate the 25th anniversary of the return of Hong Kong
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Sources of Indoor Air Pollutants
The relative importance of any single source depends on how much of a given pollutant it emits, how hazardous those emissions are, occupant proximity to the emission source, and the ability of the ventilation system (i.e., general or local) to remove the contaminant. In some cases, factor...Read more -
Spring Festival Holiday
Dear customer, Chinese Spring Festival is the grandest festival in China. Our company, Tongdy will be closed for the Spring Festival holiday, from January 30th to February 6th, 2022. During the holiday, orders and shipments cannot be handled. The delivery time ...Read more -
National Day Holiday
Dear customer, Chinese National Day is the grandest festival in China. Our company, Tongdy will be closed for the National Day, from October 1st to October 8th, 2021. During the holiday, orders and shipments cannot be handled. The delivery time around the Natio...Read more -
Tongdy Healthy Living Symposium–Air decoding WELL Living Lab(China) Special Event
On 7th July, the special event “Healthy Living Symposium” was held in the newly opened WELL Living Lab (China). The event was jointly organized by Delos and Tongdy Sensing Technology Corporation. In the past three years, “Healthy Living Symposium” has invited experts acro...Read more -
Spring Festival Holiday
Dear customer, Chinese Spring Festival is the grandest festival in China. Our company, Tongdy will be closed for the Spring Festival, from February 10th to February 18th, 2021. During the holiday, orders and shipments cannot be handled. The delivery time around...Read more