That teacher really knows how to say, this is the birth date! Dingmao (year) Jiyou (month) Xinsi (day) Renchen (hour) fortune telling should be based on the birth date and horoscope!
Ten Heavenly Stems and Twelve Earthly Branches
Sixty Jiazi
Based on the birth date and birth date, the horoscopes are brought into the 64 hexagrams, and the fate can be known based on the hexagrams!