How much is the SMS communication fee?

According to the information provided by you, if you mean the short message fee, the short message fee refers to the cost incurred by Unicom mobile phone users and users of Unicom and other domestic and foreign operators to send and receive point-to-point short messages, as well as the communication cost incurred by users to order and customize SP services. That is, the communication costs incurred by users using peer-to-peer and gateway services.