The first type: go offline to the local tax service hall for tax refund.

The second type: download the personal income tax app online:

The first step: open the app to log in and register;

Step 2: Click on the special additional deduction to fill in the report;

Step 3: choose the interest of housing loan;

Step 4: Choose the fixed number of years;

Step 5: Select the title certificate-loan contract;

Step 6: Fill in personal information and loan information;

Step 7: Submit the information and confirm the refundable amount.