Telecom
| Fri 14 Nov 2025
Beijing, Nov. 14 -- China Tower has sought patent for SIM Card Switching Method and Terminal Equipment. This invention was developed by Yang Guang, Ma Hongtai, Yan Baiyi, Li Hao, Cai Xiaoxiong, Xue Nan, Ning Yedong, Zhao Wei, Zhao Rujie, Wang Xiaodong, Han Chao and Li Ran.
The patent application number is CN202411756272 20241..