Our solutions are broadly acknowledged and dependable by users and may meet consistently developing economic and social requires for heat recovery core, Air Handling Units , air handling , sensible heat exchanger ,heat recovery ventilator . By 10 years effort, we attract customers by competitive price and excellent service. Moreover, it's our honest and sincerity, which help us always be clients' first choice. The product will supply to all over the world, such as Europe, America, Australia,Swansea , Botswana ,Hamburg , Angola .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.