Rubber
| Thu 11 Dec 2025
Beijing, Dec. 12 -- Baotou Transp Investment Group Materials Co Ltd has submitted a patent application for Road Maintenance Method and System Based on High-elasticity Pouring Sealant. This invention was developed by Ren Jinzhong, Guo Hongxu, Liu Liheng, Mi Dong, Shou Ruijun, Zhou Xiaoxuan, Zhang Ying, Da Ke, Sun Bai, Lyu Min, Wu..