QINGDIAN VALVE.Founded in 2012 and headquartered in Wenzhou, Zhejiang, QINGDIAN VALVE (QDFV) is a valve manufacturer with the capability to produce products to multiple international standards. The company designs and manufactures a wide range of valves suitable for various applications, pressures, sizes, and temperature conditions in strict accordance with major international standards, including Chinese National Standards (GB), British Standards (BS), American standards (including ANSI, API, AWWA, and MSS), and German DIN standards. Its main product lines include foot valves, butterfly valves, discharge valves, strainers, globe valves, ANSI valves, ball valves, gate valves, check valves, and many other types. The company also offers custom manufacturing services for non-standard valves to meet the diverse needs of various industrial applications.