2026-03-20 09:27:54
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CHENGDA.CHENGDA is located in Oubei Town, Wenzhou City—China's Pump and Valve Capital—and is a specialized manufacturer with over 20 years of valve production experience. We primarily produce wear-resistant ball valves, hard-seal ball valves, eccentric half-ball valves, ash discharge valves, silica powder valves, coal chemical valves, fixed fire-resistant ball valves, GB standard soft-seal floating ball valves, ASME/JIS standard soft-seal floating ball valves, high-pressure butt-weld ball valves, three-piece ball valves, Guangzhou-style ball valves, pneumatic ball valves, hard-seal butterfly valves, and needle valves. Chengda Enterprise consistently prioritizes people-oriented development and technological innovation. We established the Chengda Training Center and Product R&D Center. Since 1996, we have continuously developed various metal-sealed butterfly valves and metal-sealed ball valves, securing multiple patents. These products replace imports and represent leading domestic and international technological standards. Our main products include: hard-sealed integral ball valve series, hard-sealed half-ball valve series, soft-sealed ball valve series, hard-sealed butterfly valve series, and needle valve series. Located in the Jinan Economic and Technological Development Zone, our facility spans 180 acres. We specialize in the design, manufacturing, R&D, engineering implementation, and technical services for ground-source heat pumps, air-source heat pumps, and CO2 air-source heat pumps. These systems are widely applied in heating and cooling applications for residential, office, school, hospital, and industrial facilities.