Zhejiang Xinhai Valve Manufacturing Co., Ltd. has specialized in industrial valves developing, manufacturing and marketing since 1986. Xinhai manufactures gate valves, check valves, globe valves, ball valves, butterfly valves, plug valves, strainer and other valves according to ANSI, API, DIN, GOST, BS, JIS, Chinese GB standards, which are suitable for Gas, Oil, Refining, Chemical, Marine, Power Generation and Pipeline Transmission Industries. Xinhai have got the approval of ISO 9001, API 6D, CERead less