Construction
| Wed 08 Jul 2026
Beijing, July 8 -- China Nat Mineral Resources Group Zhoushan Development Co Ltd has submitted a patent application for Auxiliary Support for Steel Cylinder Splicing and Construction Technology. Zhou Jun, Li Xiaoyu, Sun Tao, Wang Yan, Wang Ziwen, Wu Bing, Liu Xiaoyun, Bi Dongyu, Xu Zhixiang, Zong Yang, Gao Yanchao, Zhang Ruihua,..