Construction
| Fri 08 May 2026
Beijing, May 8 -- State Intellectual Property Office of China has received Sinohydro Engineering Bureau 5 patent application for Surge Shaft Wall Repairing Device. Na Xiaoping, Chen Bin, Feng Junhuai, Yang Jinhui, Liu Kui, Chen Yang, Song Zekui, Chen Changgui, Song Xiaoshi, Xue Junjie, Lu Yunjiang, Liu Yipei, Zou Jiayu, Ren Jian..