How to open GPRS when mobile users send short messages?

Since August 23rd, 2007, the four major GPRS brands of China Mobile have greatly reduced their prices.

5 yuan

100MB (package cmwap)

20 yuan

300MB (package cmwap)

50 yuan

500MB (package cmwap)

100 yuan

1000MB (including cmwap and cmnet)

Two hundred yuan

2000MB (including cmwap and cmnet)

If you want to open it, you can only open it by SMS.

Send the short message "BLGPRS" to 10086 through this machine, and reply as required. (If you want 5 yuan, just reply "GPRS5"!