1. Log on to the official website of People's Republic of China (PRC) State Taxation Administration of The People's Republic of China or the official website of the corresponding local tax bureau.
2. Find the tax service or similar entrance on the homepage or related pages of the website, and click Enter.
3. On the tax service page, find the options or links related to electronic services. There may be an entrance called the electronic tax bureau or something.
4. After entering the electronic tax bureau, find the option for individual taxpayers to customize electronic services according to the guidelines on the page.
5. Find the service to cancel in the customized service list, and click the corresponding Cancel or Close button.
6. You may be asked to confirm the cancellation and follow the instructions on the page. After the cancellation operation is completed, the system should display that the customized electronic service has been successfully cancelled.