Construction
| Wed 22 Jul 2026
Beijing, July 23 -- Nanjing Kangtai Building Grouting Tech Co Ltd has sought patent for Cement-based Composite Grouting Material Suitable for Tunnel Flowing Water Leaking Stoppage. This invention was developed by Chen Mengyuan, Chen Deng, Jiang Jie, Dong Wenjie, Wang Zhaoyu, Sun Zhipeng, Wang Jun, Mo Liwu, Guo Yuyang, Yao Shijun..