Zhejiang Longxing Flange & Pipe Fitting Co., Ltd. is located in Longwan District, Wenzhou—an established manufacturing cluster for valves and piping components on China's southeast coast, with straightforward logistics access for domestic and export shipments.

Our facility operates an integrated workflow covering forging, rolling, CNC machining, and finishing. Product range: DN10–DN1400, manufactured to GB, ASME/ANSI, JIS, BS, DIN, and made-to-order non-standard drawings. Available materials include 304, 321, 304L, 316, 316L, 310S, 904L, carbon steel, and heat-resistant alloys. Typical applications span petrochemical, power generation, marine, pharmaceutical, HVAC, and general industrial piping systems.

We work with clients from project planning through to finished delivery, supplying against specifications and material test documentation. Over the years we have built ongoing supply relationships with domestic engineering contractors and overseas buyers who return for consistent dimensional accuracy and on-schedule shipment. If you have a drawing, standard reference, or RFQ, we are set up to quote and produce to it.