Get off work before 4:00~4:30 pm. According to the daily schedule of most universities, the office of academic affairs is basically controlled between 4 pm and 4: 30 pm, and the working hours are basically from Monday to Friday. Saturday and Sunday are weekends, and there are rest days in winter and summer vacations. Of course, there are teachers on duty during the winter and summer vacations. If students encounter private affairs, they can go to the academic affairs office to find the teacher of the academic affairs office after eight o'clock the next morning.