How to send short messages when changing traffic in mobile integral, China?

If you score 420 points, you can exchange 50MGPRS traffic. Send the short message "60 120 1" to 10086. 840 points can be exchanged for 100 mgps traffic, just send the short message "60 130 1" to 10086. 1670 points can be exchanged for 300MGPRS traffic. Just send "60 140 1" to 10086. 2500 points can be exchanged for 1GGPRS traffic, just send "60 150 1" to 10086. 4200 points can be exchanged for 3GGPRS traffic, just send "60 160 1" to 10086. 8300 points are exchanged for 12GGPRS traffic, and "60 170 1" is sent to 10086. The exchanged traffic takes effect the following month, and all of them are domestic traffic. Can only be changed once a month.