Retail & Household
| Sat 24 Oct 2026
Beijing, Oct. 23 -- Beijing Shougang has obtained a patent for torpedo ladle capping device control mechanism and torpedo ladle capping system. This invention was developed by Shi Yifang, Gao Fuqiang, Liu Zhiguo, Liu Ping, Kou Yafeng, Li Yuexing, Zou Yongsheng, Miao Mingjun, Sun Lei, Shi Donglei, Jia Weichong, Xie Jingmei and Hu..