Profile: Zhejiang Weidouli Valves Manufacturing Co., Ltd. specializes in the research, development, production and sales of valves. We are an ISO 9001 certified company and passed the accreditation of API-6D. We offer ball, plug, gate, globe, check, butterfly and dumping valves. We have three production centers respectively for special, forged steel and cast steel valve & has more than 100 sets of production equipment like CNC machine tool, general machine toll, special equipment for tank lorry ball valve & special equipment for welding with self-contained test sets. Our special material valves include the series of titanium and titanium alloy valves, nickel & nickel alloy valves. Our products are manufactured in accordance with both domestic and foreign advanced standards like GB, JB, API, ANSI, ISO, BS, DIN, NF & JIS. The special material valves are used on large fields like chemical industry, air defense weapons, petrochemicals, marine development & power industry that have strong corrosive mediums like acid, alkali and salt.