In a different place, Gionee's mobile phone can surf the Internet, but it can't make calls to send and receive short messages-Baidu once.

The mobile phone card cannot be used for the following reasons:

The first reason is that the contact between the mobile phone card and the metal contact of the mobile phone is insufficient;

Reason 2: the mobile phone card is damaged;

Reason 3: Is the location a blind spot of signal or suddenly no signal?

Tips: You can try to put your mobile phone card in other mobile phones for testing. If it still doesn't work, I suggest you take your mobile phone card to the business hall for testing.