China Ningbo SUP bearing Co.,Ltd. established and developed on the basis of the Dalian SUPbearing factory from 2000. The company is specialized in designing and manufacturing various kinds of large-size bearings, screw-down bearing, screw-down bearings, slewing rings, ceramic bearings, automotive bearings, low noise deep groove ball bearing and non-standard bearing for motors, oil drillings, automobiles, water pump, power tools, large-size agricultural machines and mining machines etc. SUPbearing strictly implements the management of ISO9002 quality control system. We can take you higher quality products, screw-down bearing, screw-down bearings, competitive price and good service up to date.