Legal analysis: according to the concluded contract, paying the corresponding price to obtain the corresponding education service, the training institution's failure to provide the corresponding education service constitutes a unilateral breach of contract, and it can request a refund, but it needs to prove the specific evidence of the other party's breach of contract, that is, not attending classes.

Legal basis: Article 9 of the Education Law of the People's Republic of China. The people and citizens of China have the right and obligation to receive education. Citizens, regardless of nationality, race, sex, occupation, property status, religious beliefs, etc. , enjoy equal opportunities for education according to law.