语言选择：
KOYO: Koyo was founded in 1921. Is a research-based company integrated functional products made in Japan.koyo operating items include bearings, automotive steering, automotive instrumentation, constant velocity joints, seals, machine tools, industrial heat treatment furnace and electronic controllers.
联系人：Jack Chen
手机：
电话：86-21-51098996
邮箱：skanda@weituo-bearing.com
地址： Room 1040, Building 7, No. 1150, Lanfeng Road, Fengxian District, Shanghai, China