CMI bearing is making 100% testing before every single bearing leaves the factory. The quality control system of CMI bearing is made up of over 600 profestional quality inspection staffs, over 3000 exquisite testing devices and a highly organized calibration center. With the aid of our computerized quality control program, the quality examiners have been enabling CMI providing its customers all over the world the quality warranty.

CMI bearing is supplying inspection reports and 3.1 raw material certificates for each batch inspected, and promise repair or replacement within lifetime also.

R&D and inspection center lab

dimensional inspection

High-precision projection test

surface inspection

microscope inspection

Hardness test

Roundness test

vibration test