... manufacturing company in Japan, with 6557 employees. Japan's Koyo Seiko Co., Ltd. KOYO SEIKO Japan for the production of bearings of ... abroad are 9 factories, 24 sales outlets. Japan's Koyo Seiko Co., Ltd. is a Koyo has a long history and culture ... high popularity and praise the quality of friendship. Japan's Koyo Seiko Co., Ltd. to operate the project, including bearings, automotive steering ...