In case of labor disputes, the national unified consultation service numbers of human resources and social security system are 12333 and 12333, which are mainly used for business consultation of human resources and social security policies, government affairs disclosure, complaints and reports, social security account inquiry and other services. At present, the service number 12333 has been opened in most cities in China, and more than 80% cities have opened consulting services.
Legal basis: Article 3 of the Law of People's Republic of China (PRC) on Mediation and Arbitration of Labor Disputes: To solve labor disputes, we should follow the principle of legality, fairness, timeliness and pay attention to mediation according to facts, and protect the legitimate rights and interests of the parties according to law.