Decide whether to give it to the education bureau or the unit according to the length of the holiday. Whether the medical record of the principal's sick leave is handed over to the Education Bureau or the unit depends on the length of leave. Leave within half a month, agreed by the unit leaders, more than half a month, approved by the director of education, reported to the political engineering department for the record, and issued a leave of approval. The principal's main responsibility is to formulate the overall school-running policy, guide the school's work in each semester, and be responsible for reviewing the formulation and updating of school rules and regulations, standards and norms to ensure the normal implementation of various systems and norms.