We believe that prolonged expression partnership is really a result of top of the range, value added support, rich encounter and personal contact for Counter Flow Heat Exchanger Core, Recovery Ventilation Unit, Thermal Heat Exchanger, Ventilation System With Heat Recovery Recuperator,Two Way Ventilation. should you have any query or wish to place an initial order please do not hesitate to contact us. The product will supply to all over the world, such as Europe, America, Australia,Cannes, Las Vegas,Malta, Rotterdam.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.