Can China Telecom set the number of the SMS center?

Of course. China Telecom's mobile phone number, you can view, change and set your own information center number in the "information function" that comes with the mobile phone. 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. Please consult your local network operator for the specific number.