Legal analysis
If the online class platform has signed a contract with you, you can contact the other party to discuss the refund. If you can't get in touch, you can see if you can get the contact information of the other party through the police.
You can also contact according to the industrial and commercial information of the platform company. If you still can't get in touch, you can claim rights from the platform through litigation and apply for enforcement. If the contract is directly concluded online, you can sue in the local court.
Because according to relevant laws and regulations
If one party fails to perform its contractual obligations or fails to perform its contractual obligations in conformity with the agreement, thus causing losses to the other party, the amount of damages shall be equivalent to the losses caused by the breach of contract, including the benefits that can be obtained after the performance of the contract; However, it shall not exceed the losses that the breaching party foresaw or should have foreseen when concluding the contract. If negotiation fails, a lawsuit arising from a contract dispute shall be under the jurisdiction of the people's court of the defendant's domicile or the place where the contract is performed.
At the same time, the parties to a contract or other property rights dispute may, through written agreement, choose the people's courts in places that are actually related to the dispute, such as the defendant's domicile, the place where the contract is performed, the place where the contract is signed, the plaintiff's domicile and the place where the subject matter is located, but they shall not violate the provisions of this Law on hierarchical jurisdiction and exclusive jurisdiction.
If this contract is signed or performed in People's Republic of China (PRC) (PRC), or the object of litigation is in People's Republic of China (PRC) (PRC), or the defendant has property available for seizure in People's Republic of China (PRC) (PRC), or the defendant has a representative office in People's Republic of China (PRC) (PRC), a lawsuit is brought against the defendant who has no domicile in People's Republic of China (PRC) (PRC) due to contract disputes or other property rights disputes.