Security & Protection
| Tue 02 Dec 2025
Beijing, Dec. 2 -- Tangshan Port Ind Group Co Ltd and Beijing Hirain Technologies have been granted a patent for Lock Pin Station and Lock Pin Loading and Unloading System. Zhang Xiaorui, Zhang Zhihui, Yu Yong, Yu Chengyu, Han Desheng, Wang Xiangwen, Wang Bin, Cheng Jianbing, Zhao Xiangyu, Yi Jiyuan, Shi Jizhe, Li Changliang, Wa..