8: 30 am-12: 00 am and 14- 17:30 pm. The Education Bureau is the administrative department of the education system, a national administrative unit, not a public institution. According to the relevant announcement of the inquiry, the working hours of this department are 8:30- 12:00 in the morning and 14- 17:30 in the afternoon, except holidays. Lanshan district is one of the three municipal administrative districts in Linyi, located in the middle of Linyi, the northwest of Linyi and the west bank of yi river.