Construction
| Sun 23 Aug 2026
Beijing, Aug. 24 -- China Comm 2nd Navigational Bureau 2nd Engineering has obtained a patent for jacking device suitable for wide-range adjustment of width of foundation pit. This invention was developed by Wang Farong, Zou Hui, Tang Fenglong, Li Weixing, Liu Ying, Niu Zhengzheng, Qu Lei, Wang Kai, Liu Xiaoxiong, Li Huan, Wang J..