2. Then select the function indicated in the upper right corner, as shown in the figure below:
3. Then select the function I want to feedback, as shown in the figure below:
4. Then select the fraud violation option, as shown in the figure below:
5, and then according to different types, select the required options, as shown in the figure below:
6. Finally, choose to upload relevant vouchers and evidence for submission, as shown in the figure below: