We stick to our enterprise spirit of "Quality, Performance, Innovation and Integrity". We purpose to create a lot more price for our prospects with our rich resources, innovative machinery, experienced workers and great products and services for Mechanical ventilation with heat recovery, Energy Recovery Ventilation , heat recuperative ventilation system , China Heat Exchanger ,Cleanroom heat exchanger . We have now deep cooperation with hundreds of factories all over China. The goods we give can match with your different calls for. Choose us, and we won't make you regret! The product will supply to all over the world, such as Europe, America, Australia,Roman , Armenia ,Mongolia , Japan .Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we've been committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have now passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.