Telecom's SMS center number

China Telecom's mobile phone number does not need to set the center number to send short messages, and users can send them directly.

The number of the information center is the short message server. If it is not filled in correctly, the SMS cannot be sent successfully. Each region has its own information center number. Many mobile phones produced now do not need to be entered by themselves. If you are not sure, you can ask your local network operator. Mobile question 10086, Unicom question 100 10.