Profile: Kester Pass Valve Co., Ltd. specializes in the production of standard valves. We develop gate valves, wedge gate valves, high temperature gate valves with pneumatic drive & high temperature gate valves with bevel drive. We deal with equipment, such as processing equipment including machining centers, CNC lathes, CNC milling machines, plasma spray welding, high-precision abrasion, cleaning machines, shot blasting machines, lathes, milling machines, planers, grinders, drill press and boring lathes. We are accredited with ISO 9001 certification. Our products are used in the oil, oil refinery, natural gas, metallurgical generation and electric power industries.