1. Open the patent affairs service system (website /index.jsp) online, register account information and log in to the system.
2. Click "Agree with the above statement" and "Continue".
3. Click to enter the column of "Fee Reduction and Filing Business".
4. Click "Go now → Deal with the business → Agree → Submit → Fill in the filing information of the fee reduction voucher → Preview → Click" Submit "after no problem.
5. Mail the application materials to the designated institution according to the requirements of the website.