Unicom SMS has inquired about the reserved business, how to unsubscribe?

The editable short message "YDYWCX" is sent to 100 10 to inquire about the reservation service. Due to the different charges and handling methods of different services, it is suggested that you can inquire about the relevant instructions for handling SMS through the SMS business hall. Edit any short message such as 100 10 to 100 10 to get the main menu of the short message business hall, and you can get the short message description you need according to the business button you need to handle.