1. Log on to the website of China State Taxation Administration of The People's Republic of China, and you can see the "Tax Policy" button on the homepage interface. Click this button, and you will see the page after entering.

2. Enter the keyword of the file title to be searched in the "Title" column, and click "Search" to find it.

3. After the page automatically jumps to the next page, you can refer to the relevant documents you want to search.