Shanghai Qinshuo Cool and Warm Equipment Co., Ltd. is a professional company integrating the research & development, manufacturing and installation of all kinds of new style compound duct systems together.



The compound duct of Bolivian magnesium, XPS, polyurethane, phenolic, fiberglass and color steel which are researched & developed by our company have passed the certification of ISO9001.



We have brought in advanced production lines for compound duct plates and advanced production ...