What short message should I send when I open the domestic roaming package?

Inter-provincial "Extraordinary Holiday" Roaming Package

Function fee: 3 yuan per month. All calls to designated provinces and affiliated provinces are 0.29 yuan per minute, roaming provinces are free, and other provinces are called according to the current tariff.

Opening mode: send short message KTFCJQ roaming area code to 10086. Within 24 hours of opening. Note: Directional inter-provincial roaming discount can be sent to any area code in this province; The sending area code contains 0. If roaming in Beijing is enabled, send KTFCJQ0 10 to 10086.

Cancellation method: send the area code of QXFCJQ roaming area to 10086, and the cancellation in the current month will take effect next month;

Inquiry method: send CXFCJQ to 10086 (SMS sending and receiving is free