Pipe
| Thu 07 May 2026
Beijing, May 8 -- State Intellectual Property Office of China has received Kaifeng Wisdom Shandong Municipal Eng Co Ltd patent application for Non-excavation In-situ Pipe Replacement Construction Device. Meng Xiangwei, Wang Qiaoqiao, Peng Jing, Wang Li, Tang Yupeng, Chen Baoying, Lian Shuo, Zhou Guoying, Shao Yanke, Xu Kai, Li X..