The noon time period is generally divided into: noon: 1 1- 13. The afternoon session is generally divided into: 14- 17 pm.
The time period in the evening is generally divided into: at night: 18-22, at night: 17- 18, at dusk: 16- 17, at midnight: 23- 1 0.
Time introduction:
The Western Zhou Dynasty used the twelve o'clock system, and the Han Dynasty named it Midnight, Cockcrow, Pingdan, Sunrise, Food Time, Corner, Japan-China, Sundial, Dawn, Dusk, and People's Decision. It is also expressed by the twelve earthly branches, and it is the child time from 23: 00 to 1 at midnight, the ugly time from 1 to 3: 00, and the Yin Shi time from 3: 00 to 5: 00, which are recursive in turn.