4. Changsheng Bearing5. Best7. Double-ring drive
7. Double-ring driveHighlights of the company: the process of planetary roller screw, the core component of the linear actuator of humanoid robot, has been continuously optimized, and the layout of batch production process has been continuously improved.2. Zhongda Lide
Highlights of the company: RV reducer and harmonic reducer can be applied to six-axis robots and cooperative robots, mainly used in the joints of industrial robots.3. Wuzhou New Year4. Changsheng Bearing