Mobile can send text messages for free?

I got this message, too. It's true. I've already opened it and experienced it.

RCS enhanced SMS is a mobile phone SMS upgrade service based on unified communication technology and launched in cooperation with mobile phone manufacturers. The phone can be turned on at the touch of a button. It supports sending all kinds of content, such as text, pictures, voice, small video, location and so on, by using traffic in the SMS interface. , and it is free to send between mobile users.

In Huawei and HONOR, the name of RCS enhanced SMS is "enhanced information". This function is jointly launched by Huawei and Mobile, and is sent to the mobile phone number for free, which is only applicable to traffic, equivalent to network SMS; Sending to virtual operator numbers such as Unicom Telecom costs 0.0 1 yuan/message, which is also cheaper than traditional SMS.

In your screenshot, the SMS input box shows "enhanced information", indicating that this function has been turned on. I guess it's an educational message sent to you by mobile phone. Attach the opening path ~