What message does Shanghai Telecom send when it opens the national traffic superposition package?

The validity period is different, the traffic is different, and the content of short messages is different. See the figure below for details (click to enlarge).

Description of national transportation package

1. The traffic contained in the one-time national traffic package can be used nationwide (except Hong Kong, Macao and Taiwan); This flow subscription package will take effect immediately after it is subscribed, and it will be invalid after it expires. Different traffic packages are valid for different periods, including within the current month, within 90 days, 180 days and within 360 days. Please pay attention to the expiration date when ordering. The traffic packet will not be automatically renewed after it expires. If you need to continue using it, please order again.

2. After the one-time national traffic package is successfully processed, it is not allowed to unsubscribe. Deduct the required expenses in one lump sum after successful handling. Please check the account balance before processing. The purchased traffic cannot be deducted from the traffic generated before purchase.

3. One-time national traffic packages can be ordered and superimposed for many times (please click: /yxgz/4Gyykxb.html for details of the number of traffic packages ordered). One-time national traffic package can be handled at the same time with other traffic optional packages and promotion packages, and no long-term concessions can be made;

4. The usage order of traffic in traffic packets: monthly traffic packets (including one-off traffic packets that are valid in the current month) > main traffic packets > quarterly traffic packets > semi-annual traffic packets > annual traffic packets;

5. One-time national traffic package is only provided to customers who collect traffic charges through Shanghai Telecom's mobile Internet charging method;

6. Due to system reasons, the effective time of traffic packets may be delayed. You can send 108 to 1000 1 to check the traffic usage for free.

7. One-time national traffic package does not support the primary and secondary cards to enjoy * * *;