Qingdao Haiying Valve Co., Ltd. which located in Qingdao city, the gold southeast coast of Shandong, where is very near to China Qingdao Port and Airport. We devote to manufacture and supply ball valve, butterfly valve, gate valve, check valve, safety valves, storm valves etc., with cast bronze, cast brass, cast steel, Stainless steel(CF8, CF8M, CF3, CF3M) material. Which is applicable to shipbuilding, petroleum Plant, petrochemical Plant, chemical, metallurgy, electric power plant, water