Shang Hai Sen Yun Trading Co., Ltd. is the Haisen a construction, building materials company, is approved for registration by the relevant departments of the State enterprises. Main bridge, plastic trays, alloy plastic trays, trunking, large trunking, the company is located in Shanghai, China Caohejing Development Zone, Minhang District, Shanghai Minhang District, Shanghai. Haisen Yun Trading Co., Ltd. on the spirit of "customer first, honesty first" principle, with a number of enterprises to establish a long-term relations of cooperation. Warmly welcome friends come to visit, study, business negotiations.