We sincerely welcome you to KJF Co., Ltd. KJF Co., Ltd. is a company specializing in the production of various products required for work holding systems, including automated pneumatic/hydraulic clamps (clamp cylinders), rotary couplers, boosters, work supports, swivel pads, speed control valves, and toggle clamps. With its headquarters in Busan and a branch office in Seoul, we always do our best to manufacture products from the perspective of our customers, and all executives and employees work together to expand into overseas markets as well as domestic markets in an unpredictable and infinitely competitive world.