There are two kinds of earthly life in Chengtou. Wuyin, the injured land, is the most powerless. It is necessary to be prosperous and angry, and avoid self-hatred, Geng Yin, Xin Mao, and all kinds of colors, which are the fierce ones.
Chengtoutu is one of the eight-character syllables. Among the syllables of Sixty Jiazi, it corresponds to the year of Wuyin and Jimao, that is, people born in Wuyin (1998) and Jimao (1999) are Chengtoutu, and the corresponding zodiac signs are tiger and rabbit.