1. You can directly call the complaint hotline 123 15 to report anonymously, and then complain about our problems to the platform 123 15.

2. You can complain on the online platform 123 15. We use Baidu search 123 15, which is generally the first search result.

3. After the platform 123 15 entered official website, we clicked the "I want to complain" button on the page.

4. After entering the complaint page, we will fill in the relevant information and submit it to complete the complaint application.