Construction
| Wed 15 Oct 2025
Beijing, Oct. 15 -- Southwest Communication Construction Group Co Ltd has secured a patent on Long Pile Casing for Rotary Excavating and Drilling Combined Construction. Sun Guili, Kan Tao, Zhang Yanping, Zuo Hongyang, Yang Jiangxian, Gu Qunbin, Lu Dadian, Lyu Luping, Yang Zhongquan, Zhang Xiaoyou, Liu Yongxia, Wang Qingbing, She..