Fortune telling with yellow paper _ What do you mean by fortune telling with yellow paper?

What color paper is used to write the altar couplets?

Yellow paper is used to draw symbols, because yellow symbolizes the earth in the five elements and the middle of east, west, north and south. According to legend, even so, Middle-earth originated. It used to be red paper, but now there are all kinds of red rice paper. There are many couplets on the Internet.

Another way of saying this is because yellow paper is very similar to the color of official documents used in ancient times. The role of props is usually to borrow the power of heaven and earth to ask ghosts and gods for help. The _ sign on the yellow paper is equivalent to the official document submitted. Taoist priests usually use the symbol _ with mantras, and the most commonly used "urgent as a law" means urgent official documents.