Valves
manufacturers in China.

Valves sourcing in China — what the data shows

Valves and pipe fittings form the core of this category, covering gate valves, check valves, butterfly valves, and ball valves used to control flow and pressure in piping systems. The listings also include water pumps, submersible pumps, and vacuum pumps, reflecting how valve manufacturers in China often produce complementary fluid-handling equipment alongside their core valve lines, supplying process industries, water systems, and general plumbing installations.

38 suppliers are profiled in this category, of which 35 are identified as factories rather than trading companies. Wenzhou accounts for the largest concentration with 4 suppliers, followed by Zhengzhou, Tianjin, Taizhou, and Taiyuan with 2 each. Wenzhou and the surrounding Zhejiang region are a long-established center for valve and pipe fitting production in China, with smaller clusters in North China around Tianjin and Taiyuan.

ISO 9001 is the most common certification, held by 19 of the 38 suppliers, followed by CE marking (17), which is relevant for equipment entering the EU market. Smaller numbers carry ISO 14001 environmental management or ISO 45001 occupational health and safety certification. Buyers should confirm each supplier's business registration, cross-check certificate numbers with issuing bodies, and verify whether a listing is an actual factory or a trading intermediary before placing an order.