General operators have set up customer service telephones. When you dial the customer service phone number, there will be a recording to ensure the quality of service. So when you encounter a service problem and need to complain, you can call customer service directly, and the staff will verify it and reply to you after recording.

1. Consumer complaint: The consumer complains to the administrative department for industry and commerce by letter, fax, SMS, email, 123 15 website or goes to the industrial and commercial department, explaining the contents and reasons of the complaint.

2. Acceptance of complaints by the industrial and commercial department: If the consumer's complaints meet the requirements, the staff of the industrial and commercial administrative department will accept the complaints and record relevant information within seven working days.

Within 3.60 days, if the consumer parties agree to mediation, the administrative department for industry and commerce shall organize mediation and inform the parties of the time, place and mediator of mediation. After the parties reach a mediation, the administrative department for industry and commerce shall make a mediation document and file it.