Chongqing Nanping Automation Instrument Factory, located in Chongqing Economic and Technological Development Zone, is a high-tech enterprise recognized by Chongqing. Our factory is a backbone professional manufacturer engaged in regulating valves, actuators and auxiliary devices in China, and has been devoted to the development and development of high-quality and high-tech instruments for a long time. At present, we have over 50 series of products, more than 2000 varieties and specifications, and more than 30 kinds of accessories. Products are widely used in petroleum, chemical power plants, smelting, light industry, papermaking, medicine, food, municipal environmental protection and other industries in the field of industrial automation control. Our factory pays special attention to the quality of the products in the development, and adopts international general standards to guide the design and production of valves. In the same industry in China, the first to pass the ISO9002 quality assurance system certification, and won the original Ministry of Chemicals and Control Association issued by the "qualified supplier of control valves" ***. Successive enterprises awarded by Chongqing Municipality to honor contracts and keep promise were listed as Chongqing Technological Innovation Project Enterprises in 2000. In view of the high temperature, high pressure, strong corrosion, erosion and cavitation in the application of the control valve, after years of development and production of a variety of special high temperature, high pressure, corrosion, erosion and cavitation resistance of the control valve.