Advertising
| Sat 08 Mar 2025
Beijing, March 8 -- Ningxia Bosheng Weiye Construction Eng has secured a patent on advertising board with cleaning structure. Wu Weihua, Yang Chao, Xu Bing, Xia Jia, Chu Lijuan, Yuan Jinhua, Chen Qiyou and Li Ting developed the invention.
The patent application number is CN202322745131U 20231012. The patent publication number..