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Ningxia Wuzhong Instrument Shanghai Co., Ltd. is a wholly-owned subsidiary of Ningxia Yinxing Energy Co., Ltd. (formerly Wuzhong Instrument Co., Ltd.). The company was established in 1996 and is located at No. 23 Baogang Road, Baozhen Town, Chongming County, Shanghai. The company's main business includes the design, manufacturing, testing, sales, and maintenance services of industrial automation instruments and their accessories. Its leading products are the Cv3000 series control valves introduced from Japan's Yamatake Corporation and the ECOTROL series control valves introduced from Germany's ARCA Company. The company has obtained ISO9001 international certification and China AZ certification. In 2006, it was awarded the "China Brand" excellent product by the Promotion Committee of the China International Brand Association.

"Quality first, customer supreme. People-oriented, integrity in operation" is the company's consistent business philosophy.

The company strictly implements quality management activities in accordance with the requirements of the ISO9001:2000 quality management system. The main product, automatic control valves, includes 65 series, over 7,000 varieties, and more than 30 types of accessories. They are widely used in automatic control systems for process industries such as petroleum, chemical, natural gas, power plants, metallurgy, shipbuilding, light industry, papermaking, pharmaceuticals, and water systems. They have played a significant role in China's major equipment projects, including 10 million tons/year oil refining, 800,000 tons/year ethylene, 10 million tons/year steelmaking, 600,000 KW thermal power, and 1 million KW nuclear power. Business revenue has steadily increased year by year: in 2004, the revenue was 26.43 million yuan; in 2005, it exceeded 35 million yuan; and in 2006, it reached 38 million yuan. The per capita output value exceeds 500,000 yuan. The company has been consistently rated as an "Excellent Supplier" by top 500 enterprises such as Zhenhai Refining & Chemical Company and has obtained the "National Quality Stability and Credibility Assurance Enterprise (Brand) Certificate" issued by the China Light Industry Product Quality Assurance Center, the "China Quality Service Credibility AAA-Level Enterprise" issued by the China Market Research Center, the "Contract Honoring and Creditworthiness" AAA-Level Enterprise Certificate issued by the Shanghai Administration for Industry and Commerce, and the Class A Tax Credit Rating Certificate issued by the Shanghai State Tax Bureau and Shanghai Local Tax Bureau.

"What others don't have, we have; what others have, we excel. Exquisite products, excellent service" is the relentless pursuit of Ningxia Wuzhong Instrument Shanghai Co., Ltd. We will rely on the strong technical foundation of "Yinxing Energy" (stock code: 000862), with forward-thinking concepts, efficient management, and high-quality brands, to ensure that the "Wuyi" brand continues to be an industry leader!