We're convinced that with joint endeavours, the business between us will bring us mutual benefits. We are able to guarantee you products high quality and competitive value for ambient air quality monitoring, , , ,. Thanks for taking your worthwhile time to go to us and stay up for have a nice cooperation along with you. The product will supply to all over the world, such as Europe, America, Australia,Saudi Arabia, Slovakia,Mombasa, Armenia.We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.