We offer fantastic strength in high quality and enhancement,merchandising,income and marketing and procedure for Counterflow Heat Exchanger, HRVs , ventilation at hospital , industrial ahu ,climate control . We cordially welcome shoppers from in the home and overseas to hitch us and cooperate with us to enjoy a better future. The product will supply to all over the world, such as Europe, America, Australia,Chicago , Lisbon ,Johannesburg , Libya .With strong technical strength and advanced production equipment, and SMS people purposefully , professional, 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.