How does Tencent Wangka send SMS to lift the traffic ceiling?

Tencent Dawang Card users can apply for lifting the 40GB capping limit after the cumulative Internet traffic reaches 40GB in the current month and the Internet access function is turned off. After capping, the traffic usage in the current month is no longer restricted, and all traffic exceeding 40GB (including Tencent's exclusive traffic) is charged according to the traffic outside the package.

The method of lifting the cover is as follows:

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2. Send the short message "KTBXLL" to 100 10 to cancel the 40GB cap.

Tips: If you need to lift the 40GB limit next month, you need to apply again.