Unicom plus traffic packet SMS verification time limit

5 minutes, Unicom 4g traffic packet SMS open mode:

1. Open 4G provincial toll-free traffic packets-send SMS instructions: "DGXSLL" to 100 10, and then open 4G provincial toll-free traffic packets: 5 yuan packet 1GB or 10 yuan packet, with a service life of 23: 00 to 3GB.

2. Open the 4G-flow refueling package-send the SMS instruction: "DGJYB 10" to 100 10, and you can open the 4G-flow refueling package of 10 RMB 100 MB. If the traffic exceeds, it shall be implemented according to the main package tariff. Ordering the flow refueling package takes effect immediately and cannot be cancelled. The flow sorting in the package is valid in the current month. Orders can be placed at most 10 times in the current month, and the number of orders placed on the same day is unlimited, which will automatically become invalid next month. The fee for ordering the flow refueling package will be charged in the current month, and there will be no charge for not ordering next month.