Aerospace
| Sun 23 Nov 2025
Beijing, Nov. 24 -- China Aerospace Construction Engineering Group has received a patent for Crack Detection Ruler for Constructional Engineering Quality Detection. This invention was developed by Tian Ye, Li Keji, Zhao Hongli, Sun Yingying, Wei Jincun, Hu Yusong, Wang Wandong, Wei Jianqiang, Yan Ran and Jia Chunyu.
The paten..