We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for passitive house ventilation system, Slim Ventilation , Air Handling Units , HEAT EXCHANGERS FACTORY ,Mechanical ventilation system with heat recuperative . We are sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy with you. We also warmly welcome customers to visit our factory and purchase our products. The product will supply to all over the world, such as Europe, America, Australia,Argentina , Salt Lake City ,Guatemala , Philippines .Our products are mainly exported to Southeast Asia, the Middle East, North America and Europe. Our quality is surely guaranteed. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.