What is the failure of Xiangyi Office to send registration SMS?

Reasons for the failure of sending registered SMS in Xiangyi Office;

1, sending number is empty, stop number or blacklist number.

2. The number that failed to send received 106 short messages on the same day, which exceeded the limit of the day.

3. It involves sending marketing short messages of special industries in violation of regulations.

4. Suspend or close the temporary maintenance of the SMS sending channel.

5, SMS platform failure or maintenance, resulting in the inability to send SMS.

6. The network is unstable or the signal is weak, which leads to the failure of sending short messages.