If the training institution does not refund the fees, the parties may complain to the industrial and commercial department. If they are dissatisfied with the result of the complaint, the parties concerned may request consumers' associations or other mediation organizations established according to law to mediate; According to the arbitration agreement reached with the operator, submit it to an arbitration institution for arbitration; Defend their legitimate rights and interests by bringing a lawsuit to the people's court.

Legal objectivity:

Article 39 of the Law of People's Republic of China (PRC) on the Protection of Consumer Rights and Interests disputes between consumers and business operators can be resolved through the following channels: (1) through consultation with business operators; (2) Requesting consumers' associations or other mediation organizations established according to law to mediate; (three) to complain to the relevant administrative departments; (four) according to the arbitration agreement reached with the operator, submit it to an arbitration institution for arbitration; (5) bring a lawsuit to the people's court.