SMS Barring

SMS content must be reviewed to ensure that the content does not violate any national laws or regulations.

If any violations are found, there may be notifications, warnings, or even penalties, such as freezing of some prepaid balances and account suspension.

Definition of Violations

Violation rating: minor
Non-real-time SMSs are sent outside the hours of 08:00 and 22:00, and more than 100 SMSs are sent.
Violation rating: major
- No unsubscription method is not provided for membership SMSs.
- Industry SMSs are sent to users without their consent.
- The delivered SMS message content is inconsistent with the registered content or the link in the delivered SMS is inconsistent with the registered one
- The industry channel is used to send promotion SMS content (including the industry SMS or verification code plus marketing promotion content).
- A large number of minor violations occur at the same time, or three consecutive minor violations occur.
Violation rating: critical
- A user has unsubscribed from a service, but SMSs are still sent to this user.
- A large number of major violations occur at the same time, or three consecutive major violations occur.
- Junk SMSs are sent.
- Users make complaints and the complaints are valid.

Penalty Rules

Violation	Severity	Solution
There are service violations but no complaints.	Minor	Remind the personnel to rectify the problem in time.
The industry channel was used to send promotional SMSs.	Major	Suspend the subaccount and rectify the service. The subaccount can be enabled only after the service is approved.
The monthly complaint rate reaches 0.25/1,000,000.	Major	Warn and freeze some prepayment of the corresponding service port as a deposit. If no new complaints are registered, the deposit will be released the following month.
The monthly complaint rate reaches 0.4/1,000,000.	Critical	Suspend the subaccount and rectify the service. The subaccount can be enabled only after the service is approved.
One complaint is sent to the Ministry of Industry and Information Technology.	Major	If a complaint about promotional SMSs is sent to the 12321 center of the Ministry of Industry and Information Technology, the channel must be closed.