In the eight characters, because sons can break Unitary and Unitary can also be broken child, the mutual breaking of sons includes sons breaking Unitary and broken child. To put it simply, if there are sub-words and unitary words in the eight characters, then the sub-words will break the unitary and unitary broken child. The relationship between sub-tour and sub-tour is mutual. Both sides are emperors, and both think that they are powerful and can't get the benefits of venting. When Yayi is broken, Yayi society will not perform its duties, and there will be a situation in which prosperity will not be born and one gold will not be born.