Zhejiang Xinyuan Color Steel Co., Ltd. is located in Sandun Town, Hangzhou City, Zhejiang Province, China. Our company integrates the design, production, processing and installation. Our company brings in advanced multifunctional lines of colour steel sandwich panels, producing EPS sandwich panels, XPS sandwich panels, polyurethane sandwich panels, as well as rock wool sandwich panels. Meanwhile, we are also a professional manufacturer of prefabricated houses, decontaminated workshop as ...