Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for heat recovery ventilator, crossflow heat exchanger , Fresh Air , heat wheel ,Air Conditioning . Teamwork is encouraged at all levels with regular campaigns. Our research team experiments on various developments in the industry for improvement in the products. The product will supply to all over the world, such as Europe, America, Australia,South Africa , Estonia ,Algeria , Malaysia .We have more than 100 works in the plant, and we also have a 15 guys work team to service our customers for before and after sales. Good quality is the key factor for the company to stand out from other competitors. Seeing is Believing, want more information? Just trial on its products!