Dual-Brand Synergy — Integrated Valve & Flange Manufacturing
Jingye Valve is a high-tech manufacturing enterprise integrating R&D, production, sales, and after-sales service, specializing in stainless steel, carbon steel, Hastelloy, Monel, and other special alloy valves. Our product range covers ball valves, gate valves, globe valves, check valves, and special alloy valves, widely used in petrochemical, power generation, metallurgy, water treatment, pharmaceutical, and other industrial sectors. We adhere to full-process quality control, 100% factory pressure testing, and provide 24-hour technical and international trade support, delivering reliable industrial solutions for global customers.
Feiyu Flange specializes in stainless steel flange forging, with core strengths in non-standard customization and extra-large-diameter flange fabrication. Adhering to the philosophy of "Quality First, Integrity Based," equipped with precision forging and machining production lines, we produce slip-on, weld neck, blind, threaded, and custom-shaped flanges, with particular expertise in mass production and delivery of non-standard large-diameter flanges above DN1000. Our products earn the trust of domestic and international customers through corrosion resistance and high precision.
R&D · Production · Foreign Trade — Three Pillars in One



ISO 9001 · ISO 14001 · ISO 45001 · Corporate Credentials

ISO 9001 Quality Management (CN)

ISO 9001 Quality Management (EN)

ISO 14001 Environmental Management (CN)

ISO 14001 Environmental Management (EN)

ISO 45001 Occupational Health (CN)

ISO 45001 Occupational Health (EN)

Corporate Qualification Document Page 1

Corporate Qualification Document Page 2

Corporate Qualification Document Page 3

Corporate Qualification Document Page 4

Corporate Qualification Document Page 5

Corporate Qualification Document Page 6

Corporate Qualification Document Page 7

Corporate Qualification Document Page 8

Corporate Qualification Document Page 9

Corporate Qualification Document Page 10

Corporate Qualification Document Page 11

Corporate Qualification Document Page 12

Corporate Qualification Document Page 13

Corporate Qualification Document Page 14

Corporate Qualification Document Page 15

Corporate Qualification Document Page 16

Corporate Qualification Document Page 17
Quality First · Integrity Based
Establish our market position through quality, win customers through integrity, and continuously create industrial value for clients.
Strive for excellence, pursue pragmatic innovation, and focus on every step of the valve and flange manufacturing process.
To become a trusted one-stop supplier of stainless steel valves and non-standard flanges for customers worldwide.
Customer first, rapid response, providing full-cycle service from material selection and customization to after-sales support.
Learn more about Feiyu Flange & Jingye Valve
Our factories are located in Longwan District, Wenzhou, Zhejiang, China — known as the industrial valve capital. Feiyu Flange Co., Ltd. and Jingye Valve Co., Ltd. operate integrated forging, machining, assembly, and testing facilities at No. 548, Binhai 5th Road & 3rd Street.
They are two integrated brands under one industrial group. Jingye Valve focuses on manufacturing industrial valves in stainless steel and special alloys, while Feiyu Flange specializes in forging stainless steel and non-standard large-diameter flanges. Together they cover the full valve-and-flange supply chain.
Our companies were founded in 2015. Since then we have built up in-house R&D, production, sales, and after-sales capabilities and now serve industrial customers worldwide with factory-direct supply.
Yes, international customers are welcome to visit our factory in Wenzhou. We can arrange factory tours, product demonstrations, and technical meetings. Please contact us in advance so we can prepare a visit plan for you.
Our valves and flanges are used across oil & gas, petrochemical, water treatment, HVAC, food & beverage, pharmaceutical, and general industrial piping systems, both domestically and internationally.