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Zhejiang Zhengpeng Valve Co., Ltd. (formerly Ouhai Instrument Valve Factory) was founded in 1985. Covering a total area of 11,600 ㎡ and a building area of 10,500㎡ s, it is a high-tech enterprise integrating scientific research, design, manufacturing, sales and service. The company is located in the beautiful coastal city of Wenzhou, 1.5km away from Wenzhou Yongqiang Airport and 10minutes from railway station by car. It enjoys a superior geographical location and convenient transportation.
Mainly producing gate valves, globe valves, check valves, ball valves, butterfly valves, power station valves, anti-theft valves, hydraulic control valves, plugging tees, clamp valves, and other related valves conforming to API Standards. These valves are widely used in power plants, oil fields, chemical plants, fertilizer plants, metallurgy, mining, papermaking, environmental protection, and urban construction industries. Products are designed and manufactured according to domestic and international standards such as ISO, GB, BS, JIS, DIN, ANSI, and NF. The company has established a technology research center, employing CAD valve design and a 3D simulation manufacturing design system. With modern machine tools, mature manufacturing processes, and a comprehensive quality assurance system, and through the unremitting efforts of all employees for over twenty years, the company has continuously improved its product quality, enabling it to meet the ever-growing needs of its customers.
The company currently boasts a large number of outstanding technical personnel, mature market channels, and a good corporate reputation. 18% of its employees hold a college degree or above; over 25% are intermediate or higher-level professional technicians and managers. It maintains technical discussions and cooperation with several domestic valve research institutes and has become a first-tier network supplier for many large national petroleum and chemical enterprises. The company obtained ISO9001 international quality system certification in 1998, TS special equipment manufacturing license in 2005, and EU "CE" certification in 2007. Adhering to the policy and business strategy of "seeking development through science and technology, creating a brand through quality," the company has established a standardized, institutionalized, and scientific enterprise management model and a united, honest, enterprising, upward, and vibrant corporate culture, creating a cohesive, centripetal, and dynamic corporate environment.
Facing the fierce market competition, Zhengpeng employees will strive towards higher goals with full passion and creativity, and a pragmatic and diligent work ethic. Adhering to the principles of integrity, professionalism, and enthusiasm, we will expand our marketing channels, increase our market share, explore potential business opportunities, and grow together with our partners.

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10″ 150LB Valve Body Machining Inspection
10″ 150LB Valve Body Product Inspection
16″ 300LB Gate Valve Pressure Test
20″ 150LB Slab Gate Valve Painting
20″ 150LB Slab Gate Valve Pressure Test
Z540Y-600LBV 12″ A217-WC9 Gate Valve
RJZ540Y-600LBl 12″ A217-WC9 Gate Valve Assembly
RJZ540Y-600LBl 12″ A217-WC9 Gate Valve Pressure Test
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