Sino Zhonglun Tech. Group Co.,Ltd

Established in 1987
Sino Zhonglun Tech Group Co., Ltd. (hereinafter referred to as "Zhonglun Precision") was founded in 1987 and is a leading manufacturer specializing in precision bearing grinding and super-finishing machines, having served over 1,500 customers worldwide with more than 10,000 sets of grinding and super-finishing machines operating successfully in global markets. Our equipment is widely recognized for its stability, accuracy, and long-term reliability.

Our capabilities
In recent years, we have further expanded our capabilities from machine manufacturing to high-precision bearing production; our newly developed P2-grade angular contact ball bearings have successfully passed the certification of national accredited testing institutes, marking a significant milestone in our high-precision bearing R&D. With 37 years of precision expertise, we have been dedicated to high-accuracy grinding and finishing technologies, with over 10,000 machines in operation worldwide and trusted by 1,500+ global customers for stable, reliable performance.

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If you have any questions, please feel free to contact us.