2026-Jinggong Valve Group Co., Ltd.

Located in Longwan, Wenzhou, reputed as China’s Valve City, Jinggong Valve Group Co., Ltd. is a cross-regional limited liability company integrating valve R&D, manufacturing, sales and after-sales service. Founded in 1978, the company has achieved leapfrog growth through decades of hard work by all Jinggong staff. A new production base covering a total area of 55 mu has been built in Binhai Industrial Park, Wenzhou. The Group has successively established subsidiaries including Shanghai Yatai Special Steel, Yatai Steel Rolling Mill, Zhengzhou Huatai Special Valve and Shanghai Taigang Industrial, forming a consolidated group operation layout. We have set up a high-tech R&D center, holding 3 invention patents and over 30 utility model & design patents. Continuous investment in hardware and software enables us to deploy more than 150 sets of advanced processing equipment domestically, such as horizontal machining centers, CNC vertical lathes, conventional lathes, milling machines, planers, grinders and heat treatment facilities. A dedicated valve performance testing laboratory equipped with physical and chemical inspection apparatus has also been built. Thanks to reliable performance and superior quality, our products are widely recognized by clients. The company has become an authorized supplier of Sinopec, Yanshan Petrochemical, PetroChina natural gas network and China power generation network. Endowed with independent import & export rights, our valves are exported to more than 20 countries and regions across Europe, America, the Middle East, South America, Africa and Asia. The enterprise has obtained a full range of certifications including ISO9001, API Q1, ISO14001, ISO/TS29001 and GB/T 28001 management system certificates, as well as product certifications such as API 6D, CE and fire safety approval. We also hold TS manufacturing license for pressure pipeline components (Class A1 included). A large number of honors have been awarded to us: National High-tech Enterprise, Zhejiang Provincial High-tech R&D Center, Zhejiang Famous Trademark, Wenzhou Well-known Trademark, Wenzhou Brand-name Product, Patent Demonstration Enterprise, Dynamic & Harmonious Enterprise, Zhejiang AAA-level Contract-abiding & Creditworthy Unit, Zhejiang Industrial Leading Enterprise, Advanced Enterprise of Longwan District, Meritorious Enterprise of China’s Valve City and Key Enterprise of Longwan District. We have also undertaken national Torch Program projects. Our mainstream products cover medium & high pressure gate valves, globe valves, ball valves, control valves, butterfly valves and check valves. We can independently research, design and develop all types of high-performance special valves customized to client requirements, including bellows sealed valves, double-seated butterfly valves, double-seated hemispherical valves, wear-free ball valves, slurry valves, self-leakage testing valves, top-entry ball valves, water-sealed gate valves and wear-resistant valves. All products are manufactured in compliance with ISO, API, BS, DIN, NF, JIS, JPI, GB and JB standards. Nominal size: NPS 1/2〞～56〞, DN15～DN3000 Pressure class: Class 150LB～2500LB, PN 0.1MPa～42MPa Operating temperature: -196℃～800℃ Valve body materials include carbon steel, alloy steel, stainless steel, titanium, Monel, Alloy 20 and more. Led by Chairman Yang Liancheng, Jinggong keeps forging ahead with innovation, advancing from "Jinggong Manufacturing" to "Jinggong Creation" to write new brilliant chapters for our valve brand.