Does it cost money to drive GSM? How to open a global internet package by SMS?

Global 58 yuan Business Travel Package, including domestic caller 150 minutes, national caller is free, and the national traffic is 30M, which exceeds the national caller by 0.25 yuan/minute, and the data traffic exceeds 0.0005 yuan /KB. Opening code: KTQSL58———————— Global access to 58 yuan Internet package, including 50 minutes for domestic calls, free national calls and 200M national traffic. It is 0.25 yuan/minute higher than the national call price after the call, and the data traffic after the call is 0.0005 yuan /KB. Open code: KTQSW58———————— The difference between them lies in the different emphasis of the content delivered, one focuses on calling and the other on surfing the Internet. Generally speaking, we are talking about the GSM 58 yuan Business Travel Package.