We are proud of the high customer satisfaction and wide acceptance due to our persistent pursuit of high quality both on product and service for Counterflow Clean Air Erv, AHU heat recuperative core , Counterflow Heat Exchanger , air cooled condensing equipment ,Fresh Air System . Now we have established steady and long business relationships with customers from North America, Western Europe, Africa, South America, more than 60 countries and regions. The product will supply to all over the world, such as Europe, America, Australia,The Swiss , Oman ,Chile , Auckland .Company name, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by ISO quality management standard strictly, creating top-ranking company by spirit of progress-marking honesty and optimism.