Rubber
| Sun 01 Dec 2024
Beijing, Dec. 2 -- Quanzhou Yuanli Shoes Mat Co Ltd has been granted a patent for high-elasticity yellow-resistant sponge. This invention was developed by Zhang Sida, Wei Qiaosheng, Li Wanhua, He Yanling, Zhang Yanru, Huang Zhichao, Yu Jie, Lan Yangpiao and Wang Juan.
The patent application number is CN202322117756U 20230808...