ATV.ATV specializes in the development and manufacture of high-end industrial valves, covering ball valves, butterfly valves, gate valves and other full range of fluid control equipment, labyrinth valves, disc valves and other innovative technologies. Widely used in petroleum, chemical, electric power and other eight fields, for oil refining, natural gas transmission and water systems to provide high-precision valve solutions, with excellent sealing and durability to meet the demanding industrial needs.