Geomantic omen belonged to the yin-yang family in the Spring and Autumn Period and the Warring States Period, and its origin can be traced back to the Zhou Dynasty.
Taoism is a hodgepodge that alchemists absorbed the thoughts of Yin and Yang scholars, attached to some celebrities of Taoism, absorbed the religion formed by Taoist nihilism, and later absorbed Confucianism, Buddhism and Taoism.