Our purpose is to fulfill our clients by offering golden company, great price and premium quality for Heat recuperative Unit, negative pressure room , Ventilation system with heat recuperative , residential suspended heat energy recovery ventilation system ,compactded design HRV . Our professional technical team will be wholeheartedly at your service. We sincerely welcome you to visit our website and company and send us your inquiry. The product will supply to all over the world, such as Europe, America, Australia,Romania , New Zealand ,Doha , Hongkong .Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.