Legal analysis: Under the service attitude of staff, they can complain to their manager, restaurant manager or their person in charge. If it is a government unit, you can call the mayor's hotline, and if it is a catering department, you can call 12315. The acceptance scope of 12345 public telephone service includes: (1) consultation on the work responsibilities, policies and regulations, work procedures, law enforcement procedures, administrative examination and approval and other government information and public service information of the organizer; (2) Non-emergency help within the scope of responsibilities of the undertaking unit; (three) complaints and suggestions on urban governance, public services, market supervision, economic and social development, etc.; (four) complaints and reports on the work style and administrative efficiency of the staff of administrative organs and public enterprises and institutions; (5) Other matters that should be accepted.

legal basis: article 6 of the law of the people's Republic of China on the protection of consumers' rights and interests is the common responsibility of the whole society to protect the legitimate rights and interests of consumers. The state encourages and supports all organizations and individuals to conduct social supervision over acts that harm the legitimate rights and interests of consumers. The mass media should do a good job in propaganda to safeguard the legitimate rights and interests of consumers, and conduct public opinion supervision over acts that harm the legitimate rights and interests of consumers.