Zhejiang Zhongzhou Bearing Co.,Ltd was founded in 2010, it is specialized in precision deep groove ball bearings. The factory owns 140 employees, and 60 million pieces annual production capacity. Now the factory independently makes steel tubes in house, owns automatic heat treatment production lines and dozens of automatic assembly lines.
CBB is the private brand of Zhongzhou Bearing. The featured product is High Precision EMQ Deep Groove Ball Bearings, with inner bore diameter ranging from 6mm to 40mm, noise and vibration levels that exceed Z4/V4. All production lines including steel tubes making, heat treatment, grinding, super finishing, assembly are 100% automatic. The factory is also equipped with professional QC teams and automatic inspection equipment to ensure the stable and high quality. Zhongzhou Bearing has ISO 9001, ISO/TS 16949 and ISO 14001 Environment certified.