ZHENGYI VALVE.Founded in 2015 and located in Quanzhou, Fujian, ZHENGYI VALVE is a comprehensive valve manufacturing company. The company is equipped with heavy-duty machining equipment such as CNC lathes, milling machines, boring machines, and vertical lathes, as well as comprehensive testing equipment including pressure testing machines, and strictly adheres to national standards in production. It has obtained a series of authoritative certifications, including CCC, ISO 9001, ISO 14001, OHSAS 18001, TS, energy and water conservation certifications, and water-related hygiene permits, demonstrating a well-established management system. Its main products include hydraulic control valves, anti-pollution isolation valves, backflow preventers, steel pipe expansion joints, butterfly valves (electric, pneumatic, flanged, and telescopic), and check valves, which are widely used in various industries such as hardware, chemicals, food, power, mining, petroleum, pharmaceuticals, water supply and drainage, and pipeline emergency repairs.