Is China Mobile Card Delayed in Receiving SMS?

In fact, there is no such thing as refreshing data. . . If you can send and receive, generally typing 10086 can't solve the essential problem. Generally, it may be a network signal problem. This problem can't be solved in a short time. You need to build a base station or something. Another possibility is that your SIM card has been used for a long time. You can ask on your mobile phone. If there is, you can change the card. Remember to bring your ID card. You can also test it yourself first to see if it's the phone or the card, exchange it with a friend's card and try it on their respective phones.