We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of heat recuperation, Total Heat , Fresh air ventilation system , Air Handling Units ,hospital air ventilation . As an expert specialized in this field, we are committed to solving any problem of high temperature protection for users. The product will supply to all over the world, such as Europe, America, Australia,St. Petersburg , Paraguay ,Slovak Republic , Hongkong .With the development and enlargement of mass clients abroad, now we have set up cooperative relationships with many major brands. We have our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the "quality first, customer first, We are provideing high-quality, low-cost products and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.