1. Daily opening hours: (1) 10- March of the following year: Tuesday to Sunday at 9: 00-17: 30; Evening self-study (located in Nishan College)17: 30-20: 30 (2) April-September: Tuesday to Sunday at 9:00- 18:30. Evening self-study (located in Nishan Academy) 18:30-20:30(3) 24-hour self-service library is located in the southeast of the main building of the library: open 24 hours. 2. During the epidemic prevention period, the opening hours are from Tuesday to Sunday at 9: 00-17: 00; Evening self-study (located in Nishan Academy) 17:00-20:3024 hours self-service library is located in the southeast of the main building of the library: 9:00-22:00. Three. Opening hours of legal holidays: New Year's Day, Tomb-Sweeping Day, Dragon Boat Festival, May Day, Mid-Autumn Festival (each 1 day), Spring Festival and November Festival (each 3 days), with opening hours of 9: 00- 16: 00.