Transportation
| Mon 09 Feb 2026
Beijing, Feb. 10 -- Yi Lingbing has submitted a patent application for Recyclable and Reusable Assembly Type Vertical Shaft Material Transportation Escape Channel Device and Method. Yi Lingbing, Wang Long, Quan Wei, Chen Qinghuai, Wang Yuanliu, Zhang Peng, Ren Fangyi, Yi Jinling, Wang Weijian, He Yaoji, Wu Dingwei, Zhang Shipu, ..