High school hosting fee is a kind of service fee, mainly for students. The school will provide some courses, and then let the students choose to study, so they need to pay the custody fee. Whether it is legal for the school to collect the custody fee mainly depends on whether it has been approved. If the school has legally approved, the charge for after-school custody service does not exceed the standard determined according to cost accounting, which is not arbitrary charges; If it is not approved or exceeds the charging standard, you can complain to the education department.