2026-Zhejiang Yonglian Valve Group Co., Ltd.

Zhejiang Yonglian Valve Group Co., Ltd. was founded in 1982. It is a national key high-tech enterprise integrating R&D, production, sales and after-sales service. Located in Binhai Park of Wenzhou Economic & Technological Development Zone, the company covers an area of over 30,000 square meters and employs more than 200 staff, including 12 mid-level technical personnel and 5 senior engineers. Equipped with an advanced physical and chemical laboratory, sophisticated processing equipment, precise testing instruments and mature fluorine lining technology, we specialize in the design and manufacturing of various fluorine-lined valves. Fluoroplastic lined valves are one of our flagship product series. Our product portfolio includes more than 40 series and over 960 types of products such as fluoroplastic lined globe valves, ball valves, diaphragm valves, butterfly valves, check valves and pinch valves. Main product categories: gate valves, globe valves, ball valves, butterfly valves, plug valves, diaphragm valves, throttle valves and control valves; special valves for petroleum, petrochemical, sulfuric acid, smelting, power plant, steel plant, coal chemical and other systems; metal plastic-lined valves and valves made of special metallic materials; metallic & non-metallic anti-corrosion pumps; special stainless steel pipelines, steel-plastic composite pipes and fittings. Products are widely used in petroleum, chemical, metallurgy, power and other industries, and exported to Europe, America, Russia, Africa, Southeast Asia, the Middle East, Japan and other regions. With stable and reliable quality, our products have won wide recognition from users. For many years, we adhere to the business tenet: "Standardized management as foundation, market demand as orientation, quality assurance for survival, customer satisfaction as objective, and product innovation for development". Following the management philosophy of "People-oriented, harmonious development and win-win results", we continuously recruit talents and implement humanized management to provide sound development platforms. In long-term market competition, we have expanded market share and gained customers’ trust with superior product quality. We introduce advanced domestic and international manufacturing technologies and implement rigorous quality management systems. Featuring innovative design, premium production facilities and complete testing capacity, the company has obtained A-level Special Equipment Manufacturing License of P.R.China, EU CE Certification, UL Certification, GB/T19001-2016 Quality Management System Certification, GB/T45001-2020 Occupational Health & Safety Management System Certification, GB/T24001-2016 Environmental Management System Certification and Zhejiang Made Certification. We have been awarded numerous honors including National High-tech Enterprise, Zhejiang Specialized, Refined, Unique & Innovative SME, Zhejiang Innovative SME, Zhejiang Science & Technology Enterprise, Wenzhou Enterprise Technology R&D Center, Zhejiang AA-level Contract-abiding & Creditworthy Enterprise, and member unit of Zhejiang Valve Association. Sticking to industry-university-research cooperation and independent innovation, we have successfully developed large-bore new high-performance fluorine-lined butterfly valves (DN2400mm / DN2600mm) and double-seal balanced control valves. These two achievements have been applied for national invention patents as pioneering innovations at home and abroad, and passed provincial technical appraisal. Their technical indicators lead domestic and international standards with high technical content and strong practicality, well recognized by end users. Thanks to continuous support from all sectors and customers, Yonglian has grown into a backbone manufacturer of anti-corrosion valves and pipe fittings in China. Facing future challenges, we will build distinctive corporate culture with renewed business concepts. We are ready to serve global customers with a pragmatic attitude, solid credibility, higher-quality products and comprehensive services.