Legal analysis: it depends on the specific situation. If you want to set up remedial classes for a long time, it is more appropriate to go through formal procedures. To apply for the establishment or formal establishment of a private educational institution, and to apply for a school license, the following materials shall be submitted: (1) application report. The contents mainly include: organizers, training objectives, school scale, school level, school form, school conditions, internal management system, fund raising and management, etc. (2) the name and address of the promoters or their names and addresses. (3) the source of assets, the amount of funds and their valid documents, and clarify the property rights; (four) to donate school property, a donation agreement shall be submitted, and the agreement shall specify the name of the donor, the amount, purpose and management method of the donated assets, and relevant valid documents. To apply for the formal establishment of a private school, the sponsor shall also submit the following materials to the examination and approval authority: (5) the articles of association of the school, the list of members of the first school Council or other decision-making bodies. (6) valid certification documents of school assets; (seven) qualification documents of principals, teachers and accountants.

Legal basis: Article 502 of the Civil Code of People's Republic of China (PRC), a contract established according to law shall come into effect upon its establishment, unless otherwise stipulated by law or agreed by the parties. In accordance with the provisions of laws and administrative regulations, if the contract should go through the approval procedures, such provisions shall prevail. If the failure to go through the formalities such as approval affects the effectiveness of the contract, it will not affect the performance of the obligation clauses such as approval and the effectiveness of relevant clauses in the contract. If the party that should go through the formalities for approval fails to perform its obligations, the other party may require it to bear the responsibility for violating its obligations. The modification, assignment and dissolution of a contract shall be subject to the provisions of laws and administrative regulations, and the provisions of the preceding paragraph shall apply and shall be subject to approval.