Unicom mobile phone opens GPRS monthly traffic, how to open SMS?

Due to the different tariffs and handling methods of Unicom's GPRS traffic in Bao Tong, for example, Guangdong can edit the short message "GPRS+ tariff" as 100 10, and 5 yuan will send GPRS05 to 100 10 after 30 meters. Other city recommendations can be inquired by SMS business hall. Send the short message "100 10" to 100 10, and you can get the main menu of the short message business hall, reply to the corresponding instructions or directly send specific numbers, Chinese and English instructions to 100 10. You can use the short message business hall. If you need to check the short hall. menuId=0004000 10002？