In the past few years, our business absorbed and digested advanced technologies both equally at home and abroad. In the meantime, our company staffs a group of experts devoted to your advancement of passitive house ventilation system, AHU heat recuperative core , High efficiency heat exchanger , Heat recuperative Unit ,Rooftop Packaged Air Conditioner . We welcome new and old customers from all walks of life to contact us for future business relationships and achieve mutual success! The product will supply to all over the world, such as Europe, America, Australia,Libya , Malawi ,The Swiss , Moldova .Providing Quality Products, Excellent Service, Competitive Prices and Prompt Delivery. Our products are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.