Our firm aims to operating faithfully, serving to all of our consumers , and working in new technology and new machine continually for fresh air recuperative ventilation, energy recovery ventilator , Ventilation system solutions , air conditioners ,Single Room Ventilation . We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. Welcome to contact us for more negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Niger , Ottawa ,kazakhstan , Ethiopia .With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!