Tobacco
| Mon 02 Mar 2026
Beijing, March 3 -- China Tobacco Henan Industrial has filed a patent application for Roll Coating Application Method of Fuming Substrate Additive. This invention was developed by Song Weimin, Yin Xianzhong, Zheng Qianguang, Sun Mi, Su Gang, Xiong Anyan, Zhang Zhe, Nie Changwu, Li Zhuo, Qi Wei, Chu Wenjuan, Yan Ying, Wang Yanqin..