Engineering
| Tue 10 Feb 2026
Beijing, Feb. 10 -- State Intellectual Property Office of China has received Changjiang Institute of Survey, Planning, Design and Research patent application for Double-layer Multi-roller Self-balancing Support Node and Mounting Method. Hu Weizhong, Jiang Junni, Liu Haibo, Gan Le, Tao Tieling, Zou You, Xu Feng, Liu Yuliang, Dang..