Can Telecom 2g change the card directly without changing the number?

Users who use telecom 2g cards can go directly to the telecom business hall to upgrade 4g services with relevant certificates, and each electrical signal will be upgraded free of charge once for life, and the upgraded number will remain unchanged.

Users need to use mobile phones that support Telecom 4g, which can be used in areas covered by Telecom 4g. By upgrading the SIM card for free, you can use the telecom 4G network for free.

Extended data:

Coverage of China Telecom:

China Telecom's Nanjing Tianyi 4G trial network, the first-phase planning site is based on the venues of the Asian Youth Games and the Youth Olympic Games, covering all competition venues and non-competition venues; Supplemented by transportation and services, covering airports, railway stations and main traffic roads; Taking historical and cultural exchanges as an extension, it covers all major scenic spots and universities in Nanjing.

According to China Telecom, 4G has been opened in the inner urban area of Beijing Fifth Ring Road and hot spots outside the Fifth Ring Road (airport, Huilongguan, Tiantongyuan, Shangdi, Changping, Tongzhou, Shunyi, north of the airport, northwest of Fangshan, west of Yizhuang, Daxing Road and South Fifth Ring Road), and the outdoor coverage of these areas has been basically covered.

20 13 On May 7th, the first demonstration site of China Telecom Tianyi 4G trial network was officially opened in Nanjing Greening Expo, the residence of Nanjing Youth Olympic Organizing Committee, and the first service download was completed. The peak rate of telecom 4G can reach 100Mbps.

Baidu encyclopedia-telecom 4G