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Wuxi KELK Apparatus & Valve Co., Ltd is a Canadian-Chinese joint venture specialized in manufacturing control valves. It was established based on original Wuxi Apparatus & Valve Co., Ltd. We introduced the advanced technology, excellent management experience and a sound quality management system from Canada. Wuxi KELK is committed to providing flow control solutions, and has developed a wide range of flow control equipment, especially in the field of control valve. KELK’s various types of pneumatic and electric control valves, are mainly used in petroleum, chemical, metallurgy, building materials, light industry, electricity, environmental protection, water treatment etc. These products are applied to many national key projects all over the country.

Wuxi KELK designs and manufactures various types of special control valves: three three-way valves, cryogenic valves, insulation jacketed valve and low angle valve etc. Valves of special materials are also produced to fill the domestic blank, such as 904L, Hastelloy B, Hastelloy C, Ti material at all levels, double phase steel etc. We developed high performance three eccentric metal hard seal butterfly valves, breaking the monopoly of foreign products. They are high quality and reliable products, which adapt to high temperature, high pressure and multi-particle medium. Wuxi KELK offers you cost-effective product because of the import of key components. We also have a professional valve repair and maintenance team. It enjoys a high reputation in the industry, due to the advantages of valve manufacturing enterprises.

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There are 130 staff in Wuxi KELK factory and 20 employees in the sales company. 93% of management personnel have college degree and above, including 15 R & D personnel, 2 directors of Chinese Instrument and Control Society, 1 subject leader of China National Chemical Corporation, 1 National Senior Engineer, 15 manufacturing engineer, and 5 quality engineers.

Perfect quality, high security, and high reliability First class material suppliers for CNOOC, Sinopec Group and CNPC
Owning core intellectual property rights Repeatedly honored national patent and Hi-tech products

Company covers an area of 35000 square meters, including 20000 square meters of factory area. We have the capacity of precision casting 2 tons / month and sand casting 5 tons / month. The company has all kinds of advanced equipment required, mainly including five axis CNC boring machine (1), large vertical CNC platform (2), horizontal CNC (8), numerical control electric spark machining equipment (1), deep hole drilling (1) and vacuum heat treatment furnace (1), spherical machining lathe table (1). NC electric spark machining equipment (1), deep hole drilling (1), large vertical CNC Table (1), horizontal machining center station (1), spectral composition analyzer (1 set), residual oil quantity detection device (1), large cleaning equipment (1), finished product testing equipment (3). We can produce 10000 sets of control valves annually, which ensure Wuxi KELK to improve manufacturing capacity and stability of quality. Meanwhile, we have a domestic leading valve flow test system and test room. Our company is an innovative and high-tech enterprise of Jiangsu Province. It is also a member in the first class resources market of CNOOC, Sinopec Group and CNPC.


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Wuxi KELK is an example of successful transition from state owned enterprises. Throughout the years, the people-oriented multiculturalism is formed. We initiate 3C Value (Crew Customer Core business), which means "people-oriented, customer first and strive to perfect". We adhere to innovation, high quality, good service and repaying society, and pursue the best products, best service and best enterprise. We strive to become the "domestic first-class, the world's high-level" control valve supplier, and make greater contribution for the industry! Wuxi KELK is committed to the development and design of new products, to provide customers with more flow control solutions.