"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for Portable Room Air Purifier, Energy Recovery Ventilation , Residential Fresh Air Ventilation Systems , Desktop Air Purifier With Hepa Filter ,Heat Recovery Ventilator Installation . To better expand market, we sincerely invite ambitious individuals and companies to join as an agent. The product will supply to all over the world, such as Europe, America, Australia,Vancouver , Uruguay ,Riyadh , Lithuania .We have now 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.