At the beginning of chaos, Tai Chi gave birth to two instruments, two instruments gave birth to four elephants, and four elephants gave birth to four sides.

365 days a year, 12 months, 24 days is a unit.

Eight directions: North Ridge (water), Northeast Ridge (mountain), East Earthquake (thunder), Southeast Ridge (wind), South Ridge (fire), Southwest Ridge (ground), West Ridge (jersey) and Northwest Ridge (sky).

Ten-day stem: methyl, ethyl, propyl, butyl, heptyl, decyl and sunflower.

Twelve earthly branches: ugly Mao Yinchen has asked for an audience at noon.

Comparison table between twelve o'clock and twenty-four sections

Yin: beginning of spring, rain, hair: fright, vernal equinox.

Chen: Qingming, Grain Rain, already: long summer, small man.

Noon: awn seed, summer solstice, no: light heat, great heat.

Shen: beginning of autumn, early summer, especially: white dew, autumn equinox.

Xu: Chu Shuang, Hai: beginning of winter, Xiaoxue.

Son: heavy snow, winter solstice, ugliness: slight cold, severe cold