Huihua Valve Industry Co., a leading professional manufacturer and exporter in the valve industry in China, is ISO Passed, PED/CE approval company. Our main valves are: butterfly valves , resilient and metal seal gate valves, swing check valves, lift check valves, wafer check valves, silent check valves, Y -strainer, globe valve, angle valve, ball valve, foot valve and actuators etc, with design standards: GB, DIN, ANSI, BS, AS, JIS, ISO, MSN, API, KS etc. or make to clients' special requirements. All HIWA valves are subjected to very strict hydrostatic pressure testing of body and seat sealing areas. Also other exhaustive testing is performed on all valves to assure you long-life service and HIWA known quality performance. Buy a HIWA valve and you will see the difference.