Adhering to the principle of "quality, service, efficiency and growth", we have gained trusts and praises from domestic and international client for China Heat Exchanger, air to air heat recovery core , Rooftop Air Conditioner , Recuperator ,Fresh Air System . Welcome you to be a part of us alongside one another to create your company easier. We're normally your finest partner when you want to have your own organization. The product will supply to all over the world, such as Europe, America, Australia,Macedonia , Azerbaijan ,Malta , Burundi .The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.