Call the customer service number, send an email, and leave a message on the wx official account.

1. Dial the customer service hotline: Dial the customer service complaint hotline, and there will be a dedicated person to handle the complaint and complaint.

2. Send an email: Send the detailed complaint to the complaint email address. The staff will reply as soon as possible after checking it.

3. Leave a message on the wx official account: Search and follow the wx official account "Hengqi Education" and leave a direct message in the background to complain.