How to open this service: For users with prepaid wireless network cards, at the end of each Internet visit, if the traffic exceeds 50K, please notify the users by SMS.

Hello, China Unicom provides the following 12 traffic reminder methods for different users: If you need to open it, you can call 100 10 to help you open it.

1. Postpaid mobile phone users and network card users use SMS to remind them of international roaming;

2. When the international roaming data traffic used on that day reaches 50 MB/100 MB/150 MB/…, post-paid mobile phone users and network card users will be reminded by SMS;

3.3G prepaid and 3G postpaid mobile phone users' mobile Internet traffic SMS reminder;

4. SMS reminder to 3G prepaid and 3G postpaid mobile phone users when the total traffic exceeds 5G, and SMS reminder to turn off the data function when the total traffic reaches 6G;

5. SMS reminder when the remaining traffic of 3GB half-year card and 6GB annual card user package of prepaid wireless network card is 50MB;

6. For prepaid wireless network cards, use SMS with traffic greater than 50KB to remind them;

7. For the prepaid wireless network card users, at the end of each Internet visit, if the usage traffic exceeds 50K, the users will be informed of the usage traffic and expenses by SMS;

8. SMS reminder that the user traffic of prepaid wireless network card reaches the traffic included in a package;

9. SMS reminder when the total traffic of prepaid wireless network card users exceeds 14G;

10. SMS reminder when the total traffic of prepaid wireless network card users reaches 15GB;

1 1. Users can customize or cancel SMS reminders for post-paid network cards and post-paid/prepaid mobile phone users on a daily, weekly and monthly basis (weekly reminders by default);

12. SMS reminder of wireless network card traffic capping.