Joke Collection Website - Public benefit messages - Does Unicom have to go to the business hall to cancel the package business? Can I cancel by SMS? What exactly is it?

Does Unicom have to go to the business hall to cancel the package business? Can I cancel by SMS? What exactly is it?

If you need to change or replace the main package, you can contact your customer service 100 10 for manual handling. Some packages also support SMS changes. You can send any letter to 100 10 to get the menu of SMS business hall, and get the SMS mode according to the feedback menu.