3-7 days. According to the Regulations on Leave for Primary and Secondary School Students of Luohe Education Bureau, the longest personal leave is no more than seven days, and the sick leave is no more than three months (if the illness exceeds the limit, the formalities for dropping out of school or dropping out of school shall be handled). Students' leave time in one semester should not exceed 1/3 of the total class hours in one semester, otherwise they should go through the formalities of suspension.