How can I know if my mobile phone card is a 5G card?

China Unicom needs to change 5G mobile phones for 5G services, and does not change cards or numbers; After connecting the 5G network, display 5G on the mobile phone. Or query by the following methods:

1. Log in to China Unicom APP and click My-My Basic Information-My Package on the homepage of China Unicom APP to view your package information;

2. Log in to the online business hall and click Query-Basic Business Query-My Basic Information page on the homepage of the online business hall to view your package information.

3. Call Unicom customer service hotline 100 10 for consultation.