Innovation, quality and reliability are the core values of our company. These principles today more than ever form the basis of our success as an internationally active mid-size company for passitive house ventilation system, heat exchanger factory , Energy Recovery Ventilatation , heat recovery ventilator ,Hospital . We warmly welcome all intrigued prospects to make contact with us for more details. The product will supply to all over the world, such as Europe, America, Australia,Ghana , Gambia ,US , USA .With a state-of-the-art comprehensive marketing feedback system and 300 skilled workers' hard work, our company has developed all kinds of products ranging from high class, medium class to low class. This whole selection of fine products offers our customers different choices. Besides, our company sticks to high quality and reasonable price, and we also offer good OEM services to many famous brands.