What exactly does Liuhe in Taoism mean? !

Liuhe originally meant up and down, east and west, north and south, referring to everything in the world or the universe. Later, it was used for the choice of time. Generally speaking, there is a saying that the ugly son, Yin Hai He, Mao Xu He, Chen You He, the past Shen He, did not close at noon. It's called Liuhe Twelve Branches. When the six branches of the twelve earthly branches are combined with the zodiac, there will be six branches of the zodiac: mouse and cow, tiger and pig, rabbit and dog, dragon and chicken, snake and monkey, horse and sheep. Corresponding to Liuhe are six reds: rat and horse, cow and sheep, tiger and monkey, rabbit and chicken, dragon and dog, snake and pig.