Zhejiang Dafulong Valve Co., Ltd.

Zhejiang Dafulong Valve Co., Ltd., founded in 1977 in Wenzhou's Yongjia County as the former Wenzhou Anti-Corrosion Valve Plant, has more than forty years of specialized manufacturing history in fluoroplastic-lined corrosion-resistant valves and sleeve plug valves. Located in the Zhangbao industrial area of Oubei, the company covers 20 mu with 10,800 square meters of building area.

A member of the Zhejiang valve industry association and the China Fluoroplastics Association, Dafulong led the drafting of national standards for PTFE-lined valves and holds ISO 9001 certification together with special equipment manufacturing licenses. Its lined valve program includes ball, butterfly, gate, globe, diaphragm, plug, check and regulating valves, complemented by a sleeve plug valve series featuring full-bore designs, fire-safe and anti-static structures and low operating torque. Multiple products carry national patents, and the company operates a high-tech R&D center with advanced automated manufacturing and testing equipment.