Pipe
| Wed 12 Aug 2026
Beijing, Aug. 13 -- Inner Mongolia Huazhong Construction Eng Co Ltd has been awarded a patent for Waterproof Drainage Pipe for Building. This invention was developed by Wang Xiuxia, Gao Jiangping, Chen Jianguo, Li Gaoxin, Lyu Wei, Wang Min, Liu Juanjuan, Liu Yige and Gao Zhenyu.
The patent application number is CN20242325177U..