Software
| Sat 14 Nov 2026
Beijing, Nov. 14 -- State Intellectual Property Office of China has awarded a patent to Baolian Shijiazhuang Tech Co Ltd for Welding Device for Ignition Element of Electronic Detonator. Pei Xiaohong, Chen Wanping, Yu Guoxin, Cui Jinlei, Wu Suping, Liu Qinlong, Wu Jing, Wang Pengtao, Zuo Yansheng and Liu Guangtao developed the in..