China Mobile Customer Service Evaluation SMS can't be received.

There may be the following reasons for not receiving China Mobile's customer service evaluation SMS:

1. The storage space of the mobile phone is insufficient. You can clean up some unnecessary files or applications.

2. Network problems, you can restart the phone or check the network connection.

3. The firewall shields information, and you can check and close related settings.

4. Mobile phone blacklist filtering can remove the numbers in the blacklist.

5. The signal problem, you can try to go somewhere else and try again to see if you can receive the text message.

If you still can't get the SMS after checking all the above questions, you can contact China Mobile Customer Service for consultation.