A well-known valve brand, started in 1980, specializing in the production of various valves and liquid level instruments, a modern enterprise integrating R&D, design, manufacturing, sales and service

Founded in 1980, after 24 years of development, it has now become a large regional-free group integrating R&D, design, manufacturing, sales and service. Headquartered in Shangzheng Science and Technology Park, Dongou Industrial Zone, Wenzhou City, has a construction area of ​​26,000 square meters. There are more than 680 employees and more than 80 middle and senior technical engineers. The group has established more than 70 marketing networks in major and medium-sized cities across the country.

Shangzheng Group has imported CI system and ERP enterprise information management system, and has equipped more than 350 imported machining centers, CNC lathes, super-large precision vertical lathes, automated coating assembly lines and other equipment; according to GB, API, ANSI, DIN, JIS produces various valves and liquid level instruments with an annual production capacity of more than 300 million yuan. The leading products include more than 1,600 varieties of various power station valves, butterfly valves, ball valves, American standard valves, solenoid valves, flat gate valves, hydraulic control valves, regulating valves, safety valves, liquid level instruments, etc. The users cover power stations, oil, Chemical industry, metallurgy, shipbuilding, urban construction and other fields. Through cooperation with relevant research institutions, the Group has established a modern CAD R&D design center and a valve research center. We have invested heavily in establishing a modern quality testing center, which has a γ and x double-ray valve body flaw detection laboratory in Wenzhou, and is equipped with magnetic powder flaw detection, color flaw detection, pressure resistance test, tensile test, impact test, chemical analysis, hardness analysis, A complete set of testing equipment and testing methods such as spectral analysis strictly follows the quality of the entire product production process according to international standards.