What SMS services does Mobile have?

Mobile short message service is divided into point-to-point short message service and Monternet short message service, and it is also divided into point-to-point short message service within the network, that is, the service of sending short messages between mobile users and the service of sending short messages to Unicom users or PHS users. Monternet SMS is the information we use on demand. Generally, Monternet service providers provide telephone charge service. Now we often see this type of prize-winning quiz and audience short message interaction. If it is not comprehensive, please ask experts to supplement it.