Tobacco
| Sun 23 Nov 2025
Beijing, Nov. 24 -- China Tobacco Henan Industrial has obtained a patent for automatic tensioning device. This invention was developed by Li Chaoyang, Sun Shuqing, Jin Yawei, Wu Tao, Niu Hongwei, Wang Jiantao, Bai Xinhua, Zhang Yun, Wang Yuchen, Duan Shilei, Wang Ligong, Hou Junfeng, Zhang Genqin and Zhang Hongjun.
The patent a..