Shuanghuan contributes to national precision-gear technology award
A precision CNC machining project involving Shuanghuan received second prize in China's National Science and Technology Progress Award.

Evidence notes
- The project covered key technologies and equipment for precision CNC machining of complex modified gears.
- Shuanghuan contributed research on complex-surface modification, manufacturing-process control and specialized assembly applications.
- The resulting methods supported higher-performance, low-noise precision gears and domestic high-end gear production.
Company context
Chinese listed drivetrain and gear manufacturer with expanding exposure to humanoid robot transmission and drive components.