Construction
| Tue 27 Oct 2026
Beijing, Oct. 26 -- Hunan Provincial Communications Planning, Survey and Design Institute has obtained a patent for wall column connecting structure. This invention was developed by Ding Qiong, Huang Wei, Tang Jie, Liu Yongsheng, Li Si, Liu Qingzhi, Zhang Shaoyun, Zhou Junyi, Li Kemeng, Wu Xian, Jiang Xu, Xue Zhengmei, Zhang Aip..