Our intention is usually to satisfy our buyers by offering golden provider, great rate and good quality for indoor air quality control system, heat recuperative ventilation , AIR TO AIR HEAT EXCHANER , industrial cooling ,sensible heat exchanger . Our Lab now is "National Lab of diesel engine turbo technology " , and we own a professional R&D team and complete testing facility. The product will supply to all over the world, such as Europe, America, Australia,Libya , Vancouver ,Jamaica , Jakarta .In order to make more people know our products and to enlarge our market, we have devoted a lot of attention to technical innovations and improvement, as well as replacement of equipment. Last but not the least, we also pay more attention to training our managerial personnel, technicians and workers in planned way.