What does the SMS package contract mean?

SMS package contract means that users must sign a contract with a designated operator to use their mobile phones.

If you open the content and charging method of this short message package, you must abide by the rules inside.

SMS form:

Short message is a telecommunication service in digital mobile communication system. It is a non-real-time and non-voice data communication service to transmit text or digital short messages through the signaling channel and signaling network of mobile communication system.

The short message can be initiated by the mobile phone of the mobile communication terminal, the server of the short message platform of the mobile network operator and the network service provider SP interconnected with the short message platform of the mobile network operator.

From the technical means to realize the function of short message service, although sending and receiving point-to-point messages through mobile terminals occupy the mainstream position, fixed-line PHS and the Internet are becoming new tools and carriers.