Joke Collection Website - Public benefit messages - When is there no information to report after sending a text message?

When is there no information to report after sending a text message?

1. SMS sent by mobile users to telecom users has no information to feedback. 2. The other party's mobile phone is in arrears. 3. The other party's mobile phone is not turned on. (The other party has turned on the phone, but has not checked the SMS yet, and can still receive the information report. ) 3. Your mobile phone is not turned on to receive information reports. (What you set can be ruled out. )