Retail & Household
| Sat 06 Jun 2026
Beijing, June 6 -- Zibo Power Supply Co State Grid Shandong Electric Power has submitted a patent application for Telescopic Base Tray. This invention was developed by Sun Lei, Kan Xingchen, Liu Gushuai, Li Yao, Gong Fangwei, Luo Bing, Zhang Jing, Luo Guangkai, Geng Xiaohui, Wei Wenzhen, Yang Zengjian, Cheng Xiaojun, Wang Xin, L..