How to cap the king card 40G?

Unicom Tencent Wangka can be unsealed in the following ways:

(1) Office: service-inquiry-my basic information-unlimited traffic capping service

(2) Network room: self-service-inquiry-my basic information-unlimited traffic capping service.

(3) Short hall instruction to 100 10: Send the short message "Open unlimited traffic" to100.

Tips: Cancel the 40GB capping limit, and all traffic (including directional traffic) generated after opening will be charged according to the traffic exceeding the package. Opening the 40GB cap is only valid this month, and you need to apply again next month.