ZYS was founded in 1958, the only state-level comprehensive research institute in China's bearing industry. With 60 bearing experience in bearing industry, ZYS have one technology center and four production parks and can perform batch production of precision bearing, special bearing, high-speed machine tool spindle, bearing special equipment, bearing testing instruments, bearing testing machine and bearing special materials.
Deep groove ball bearing supplier-ZYS company profile and manufacturing ...
评论
发表评论