Security & Protection
| Mon 15 Dec 2025
Beijing, Dec. 16 -- State Intellectual Property Office of China has awarded a patent to Zunyi Conch Panjiang Cement for Safety Limiting Device of Bagged Lane Movable Arm. Dai Dalin, Yang Jin, Shi Zhao, Guan Kun, Lin Jinhua, Zeng Hong, Li Desheng, Zhong Guoliang and Bai Guangyou developed the invention.
The patent application ..