Chongqing Chuanyi Regulating Valve Co., Ltd. is a "Chongqing High tech Enterprise" specializing in the production of high-performance CV3000 series regulating valves and accessories (designed and manufactured by Yamatake Corporation of Japan in 1992). Direct regulating valves: single seat regulating valves, cage valves, low-noise valves, high-pressure valves, bellows regulating valves; Rotary control valves: cam flex valves, butterfly valves, precision ball valves; Special regulating valves: black water valve, three-way valve, angle valve, Venturi valve, high pressure differential valve, low temperature valve, insulation valve, plastic lined valve, ceramic valve, discharge valve, self operated valve; Accessories: 55 series of valve positioners, converters, accelerators, holding valves, multifunctional piston actuators, handwheel mechanisms, etc., 12 types of accessories, and over 4000 varieties and specifications of products; The CV3000 localization project was listed as a national torch project in 1996. On the basis of absorbing advanced foreign technology, we continuously innovate and independently develop the CV3000 series electric control valve (rated as a national new product in 1998), HCP cage type single seat control valve, high-performance butterfly valve, high-pressure angle control valve, cage type angle control valve, plastic lined valve, ceramic valve, discharge valve, black water valve, labyrinth valve, and multi-stage pressure reducing control valve; In 1999, we jointly developed the HVP intelligent valve positioner with the Four Link Technology Center, which has independent intellectual property rights. It was put into the market in bulk in 2002 and received good feedback from users. Our company's regulating valve products have been widely used in key engineering automation systems in industries such as petroleum, chemical, fertilizer, metallurgy, light industry, and power plants in China for more than 40 years, making contributions to China's modernization construction. Our motto is' Quality First, Customer Satisfaction '. Along with the main theme of state-owned enterprise reform to establish a modern corporate system, we have gathered the love and care of our customers and friends, and we are full of confidence in the future of our company.