If the customer service doesn't handle it, you can call 123 15 to make a complaint. 1. Consumer complaint: The consumer explained the complaint to the administrative department for industry and commerce by fax, SMS, email, 123 15 website or went to the industrial and commercial department. The industrial and commercial department accepts long-term complaints: if the consumer complaint meets the requirements, the staff of the industrial and commercial administrative department will register the complaint within seven working days, that is, the time to collect relevant information within 60 days. The industrial and commercial administrative department agrees to organize mediation and inform the parties to adjust. Location. After the other party reaches a settlement, the administrative department for industry and commerce shall make a conciliation statement.