Packaging & Containers
| Sat 24 Oct 2026
Beijing, Oct. 24 -- Yingkou Cigarette Factory Hongta Liaoning Tobacco has submitted a patent application for Packaging Machine with Contrast Roller Self-cleaning Function. Zhang Yang, Li Linsen, Tao Yuqiang, Li Jingchao, Guo Hongli, Li Guoqiang, Wang Yu, Zhang Sai, Tao Hongwei, Liu Tao, Liu Yan, Zhang Xuefeng and Sun Yan develop..