Legal analysis: the school can keep some reasonable expenses to make up for the losses, and the rest should be returned to the students.

Legal basis: Article 22 (4) of the Measures for the Establishment and Management of Private Non-academic Education Institutions in Jiangsu Province, if students voluntarily drop out of school, the registration fee and textbook fee will not be refunded, and if the total training hours are less than half (including half), the training fee and accommodation fee will be refunded by half. More than half, no refund.