Why are the five emperors' money hanging on the door?

Hello, there are many cases of hanging five emperors' money behind the door. The front is the Bao Tong side of the whole Chinese character, facing the room, and the back is the place where Manchu is hung. The whole set can use transparent or translucent, or light-colored small hooks, plastic, without too many prominent hooks, to avoid disharmony with the surrounding environment.

At present, the common five emperors' money mostly uses red rope, which means "gold is refined by slight fire", and then it also uses colored rope, which has various meanings of five elements. In fact, the best rope is yellow, which acts like earth and holds everything, especially the five emperors' money woven by yellow silk, such as the five emperors' money, which is the most classic of the five emperors' money. A good horse with a saddle is the same as an emperor wearing a dragon robe. If it is a small apartment, you can prepare an ordinary five-emperor money. If it is a large apartment or villa, or the problem of geomantic omen is serious, you can use the enhanced version of Wudi Money. It uses five emperors' coins of uniform size, and the yellow robe symbolized by the ancient emperor is homogeneous. With the help of Wei Emperor's spirit, Feng Shui has the strongest effect. If it is hung behind the door of the house, it is recommended to cover it with something, which can block money and evil spirits.