Construction
| Tue 13 Jan 2026
Beijing, Jan. 14 -- AVIC Construction Group has submitted a patent application for Concrete Maintenance Device for Building Construction. Chen Xianrui, Ma Xiaojin, Guo Min, Wang Lidan, Miao Xinggang, Wang Lingzhi, Wang Jianhong, Wang Yaoxuan, Zhang Xueliang, Yan Zhiqiang, Zhang Dongkai, Zhou Yang, Chen Ya and Li Qingbo developed..