Along with the "Client-Oriented" enterprise philosophy, a rigorous high-quality control process, superior production products along with a robust R&D group, we constantly deliver premium quality products, exceptional solutions and aggressive costs for high efficiency heat recovery ventilation system, industrial ahu , negative pressure ventilation , Fresh Air Sterilization ,HEAT EXCHANGER . Our customers mainly distributed in the North America, Africa and Eastern Europe. we will source top quality goods using the really aggressive selling price. The product will supply to all over the world, such as Europe, America, Australia,Armenia , Malta ,Egypt , Bandung .With strong technical strength and advanced production equipment, and SMS people purposefully , qualified, dedicated spirit of enterprise. Enterprises took the lead through the ISO 9001:2008 international quality management system certification, CE certification EU ; CCC.SGS.CQC other related product certification. We look forward to reactivating our company connection.