Lighting
| Wed 28 Jan 2026
Beijing, Jan. 29 -- Chenzhi Chongqing Lightweight Tech Co Ltd has applied Chinese patent for Vacuum Valve of Integrated Die-casting Die. Pei Fei, Huang Jun, Pan Wubing, Song Yaxing, Li Wenjun, Zhang Shibo, Ren Fei, Wang Xingping, Zhang Yongfa, He Wenjie and Yu Hong developed it.
The patent application number is CN202510739311..