Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for total heat recovery wheel, 600cmh ERVs , negative pressure isolation room , Total Heat Exchanger ,Air Conditioner . With the tenet of "faith-based, customer first", we welcome clients to call or e-mail us for cooperation. The product will supply to all over the world, such as Europe, America, Australia,Bahamas , Mongolia ,Berlin , Macedonia .We insist on "Quality First, Reputation First and Customer First". We are committed to providing high-quality products and good after-sales services. Up to now, our products have been exported to more than 60 countries and areas around the world, such as America, Australia and Europe. We enjoy a high reputation at home and abroad. Always persisting in the principle of "Credit, Customer and Quality", we expect cooperation with people in all walks of life for mutual benefits.