Does anyone know about Hei Hu's escape in the four-pillar fortune telling?

Black beard pier refers to the way that blind teachers push birthday cadres. This is the most secret recipe for blind teachers. Bright eyes are little known unless they are spread. Most fortune tellers can introduce the moon column and hour column of five tigers and five mice, but few people in Hei Hu know it. A discerning person has some tricks to crack, but they are always complicated. Although I know the secret, I can't tell you. People with bright eyes can check their days with a perpetual calendar.