Rubber
| Thu 05 Mar 2026
Beijing, March 5 -- Daoerdao Tech Co Ltd and Shenzhen Building Mat Transaction Group Co Ltd have submitted a patent application for Rubber Spring Floating Slab. This invention was developed by Xu Xiaotang, Jia Guangqing, Tu Jun, Song Yaowu, Huang Saiying, Yang Jinchao, Liu Chen, Lin Beichun, Guan Bujin, Li Kai, Guo Xiang, Guo Da..