Retail & Household
| Sun 17 May 2026
Beijing, May 18 -- Qinchuan Machine Tool Group has filed a patent application for Milling and Turning Composite Swing Head. This invention was developed by Zhou Yufei, Su Xiaowei, Liu Yao, Wei Min, Han Yanke, Tong Guorong, Liu Yafeng, Wang Mengru, Gao Hui, Sun Lu, Wang Jing and Chen Yanyan.
The patent application number is CN20..