Metal & Mining
| Fri 16 Jan 2026
Beijing, Jan. 16 -- State Intellectual Property Office of China has awarded a patent to CCCC Shec Chengdu Construction Engineering for Assembly Type Arch Rib Welding Operation Device. Ma Zhiqing, Chen Baiting, Wang Junqi, Wu Ningjiang, Tang Zhongqiang, Zhao Cheng, Li Wenhan, Feng Xiaolong, Ke Suoan, Liang Bo, Ma Lianming, Feng H..