How to cancel the traffic packet opened by SMS?

Unicom's 500MB traffic packets in 30 yuan include 3G domestic traffic packets and 3G provincial traffic packets, which can be cancelled by sending SMS:

Edit "QX3GLL" and send it to 100 10 for free, and you can unsubscribe from the 3G domestic traffic package, which will take effect next month;

Edit "QXLL" and send it to 100 10 for free, and you can unsubscribe from the 3G provincial traffic package, which will take effect the next month.

Reminder: 4G national unified tariff, no matter where you go! Please click /sAbMR for details of 4G national package upgrade.