What is the eight characters in fortune telling?

The "eight characters" are also called four columns (annual column, moon column, sun column and time column). It is called "eight characters" because the date of a person's birth is made up of heavenly stems and earthly branches, so as to analyze the fate of a person's future fortune. Each pillar has two characters, the heavenly stem above and the earthly branch below, a total of eight words. The heavenly stems are ten characters of nail, B, C, D, E, already, G, Xin, Ren and Gui, and the earthly branches are twelve characters of zi, ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai. For the arrangement and combination of stems and branches, the heavenly stems start from "A", and the first word "Zi" of the earthly branches is taken and matched in turn, and 60 different combinations of stems and branches are obtained, which are called "60-year-old Jiazi" or "One Flower Jia". Heavenly stems and earthly branches belongs to Jin Mu's five elements of fire, water and soil, and the five elements generate water, and aquatic wood, where wood makes fire, fire generates soil, and soil generates gold, which goes on and on. Jin Kemu, wood-born soil, soil-born water, aquatic fire, fire-born gold, and so on. In this way, according to the five elements of prosperity to which the birth belongs, prisoners are released, yin and yang are restrained, and the punishment is combined. e

The god of food is rich and the sun is partial.

Bazi Shen Jia Ding Mao Ren Yin Geng Xu