Construction
| Fri 22 May 2026
Beijing, May 22 -- Beijing Gas Group has submitted a patent application for Movable Sound Insulation and Dust Prevention Construction Shed. This invention was developed by Song Changwei, Cai Xiuhua, Duan Xiaotian, Li Yingjie, Yu Tao, Nie Hongtao, Zhang Yuan, Zhan Yiming, Zhang Chen, Liu Wei, Liu Guoqing, Yang Juntong, Ma Jia, Li..