How does Unicom cancel its customized business?

The cancellation method of Unicom's customized service is as follows: \ x0d \ 1 Edit SMS 0000 or 00000 to 100 10, and cancel according to the prompt. \x0d\2 Dial 100 10 for mobile phone, and press 0 for manual help to cancel. \x0d\3 Enter China Unicom to handle online business > Select login in the upper left corner of the page > Select self-service > Select business handling > Select value-added services > Find relevant information after entering > Click on the right to unsubscribe.