The eight-character birthday is a person's date of birth. Eight characters play an important role in Han folk beliefs. The stems and branches of a year form a column of years, the stems and branches of a month form a column of months, the stems and branches of a day form a column of days, and the stems and branches of a year form a column of times. One * * * four pillars, four stems and four branches * * * eight characters, so it is also called four pillars and eight characters. The prediction model of four-column increase in transportation and flow year is called split level; The four-column sun-moon method belongs to the four-column complete prediction technology and method.
Constellation, or date of birth, is a person's date of birth. Annual stems and branches form annual columns, monthly stems and branches form monthly columns, daily stems and branches form daily columns, and seasonal stems and branches form hourly columns.
One * * * four pillars, four stems and four branches * * * eight characters, so it is also called four pillars and eight characters. Eight-character numerology is a kind of knowledge that infers people's career, marriage, wealth, study, health and other things according to the theories of trunk and branch calendar, yin and yang and five elements. Also called Fan Fortune-telling, it is a fortune-telling method with a long history in China.