What's the use of this fortune-telling chart?

The amount of information in it is particularly large. To some extent, it covers all life sciences. Above is innate gossip, who knows the truth and destiny of life like the back of his hand. In the middle is Zhang Tianshi, who is very powerful and has great magic. Left and right spells (spells, spells) need a master or Shinto to know how to use them. It is said that he can summon a magic weapon to help him, call the wind and rain, and achieve him.