"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for Ventilation System heat recovery core, ventilation system heat recuperator , wheel type heat recovery core , air conditioners ,low temperature heat exchanger . We warmly welcome friends from all walks of life to cooperate with us. The product will supply to all over the world, such as Europe, America, Australia,Germany , Czech ,Auckland , Saudi Arabia .We can give our clients absolute advantages in product quality and cost control, and we have full range of molds from up to one hundred of factories. As product updating fast, we succeed in developing many high quality products for our clients and get high reputation.