How to cancel all business? Only the call function is reserved.

Because the information you provided is not complete enough, different merchants unsubscribe in different ways. If you unsubscribe from value-added services, you can log on to the homepage of Unicom's online business hall and click? Business handling? >? Other business? >? Value-added services >? My new business? >? Business unsubscribe? , the service you ordered will be displayed on the interface. After finding the service you want to unsubscribe, you can unsubscribe from the value-added service.

If this is not the case, it is recommended to contact the Unicom customer service to which the number belongs.