Tobacco
| Tue 29 Sep 2026
Beijing, Sept. 28 -- Zhangjiakou Cigarette Factory has secured a patent on Tobacco Powder Collecting System. Ma Minglei, Chang Wenhui, Guo Guoliang, Ma Hong, Jin Huaizhong, Tian Bin, Zhang Zhiwu, Fang Ting, Li Dongfeng, Ma Yuejun, Tang Zhichao, Tang Zhe, Jia Guangchun, Li Haijun, Ma Xiuli, Song Mingxing and Feng Xiaodong develop..