GMB has pursued development of precision machine industry to meet the demands of age as a manufacturer of automotive engine related parts and bearing maker under the slogan of "cradle of precision machine industry" ever since its foundation in 1979. The first plant produces high-precision Auto parts and supplies 4 major domestic Auto makers and acquired 100PPM certification from HYUN-DAI Motor company and HYUN-DAI recognized us as 1st class quality plant. The main productions are Universal Joint, Fan Clutch, Water Pump, Auto Transmission requesting high-precision technique. The second plant entered into technical tie-up with Koyo Seiko Co., Ltd. a world-famous bearing manufacturer in Japan 1987. and introduced up-to-date automatic bearing manufacturing facilities and inspection equipment, and devoted ourselves to study unique process quality control system to keep the perfectiveness. GMB will grow to world-wide bearing maker throudgh incessant R&D and technical renovation as well as will contribute to development of machine industry in Korea by playing a role for the benefit of local bearing industry and acquired certification of ISO 9002 in 1995. The main productions are Ball Bearing, Tensioner & idler bearing etc. Recently, We have acquired certification of ISO 9001/ QS 9000 to participate in globalization in the 21C. And We will make our every effort for our customers to rely on us. Thank you for your sincere attention to GMB.