How to apply for a mobile night data package

Hello, night traffic package, 10 yuan includes 1GB traffic (use time is from 23:00 at night to 7:00 the next morning). The package will take effect immediately after ordering. It will be effective for a long time by default. If you cancel the order, it will be valid for the next month. Invalid. To order, send text message KTLLYJB to 10086. To cancel night traffic, send text message QXLLYJB to 10086. If the application is successful, there will be a text message prompt (after closing, the remaining traffic will not enjoy the "traffic is not cleared" service and cannot be carried forward to the next month). The traffic in the package is universal within the domestic 2G, 3G, and 4G networks.