We are going to make every single effort for being excellent and excellent, and accelerate our ways for standing while in the rank of international top-grade and high-tech enterprises for Air Condition Appliance Ventilation System, Enthalpy Erv Core, Counterflow Heat Exchangers, Energy Recovery Ventilation,Plate Heat Exchanger Ventilation. Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Georgia, Hongkong,Rotterdam, Haiti.We always insist on the management tenet of "Quality is first, Technology is basis, Honesty and Innovation".We are able to develop new products continuously to a higher level to satisfy different needs of customers.