Tiger head bell in ancient times was mainly used to ward off evil spirits, and the lion must have a tiger head bell on its neck. Many people hang one on their key chain in order to ward off evil spirits and attract good luck.

Feng shui science, the role of the bell can restrain the five yellow ghosts where the five years to the door, the door, should hang the bell to dissolve. Because the five yellow shag belongs to the earth, the gold bell hanging can relieve the earth, and the bell swinging can strengthen the gold gas. It can be said that the collection value of copper bells is excellent.

Modern, mainly used for rich villas, because the villa is small, far from the urban area, the Yin is heavier, many rich people install "tiger head" (common name "swallow mouth") on the gate, as a thing to ward off evil town house. Swallow mouth eyes round, mouth wide open, its shape is terrible, evil to cure evil, because gods and ghosts fear evil, but also borrowed the principle of the tiger's head brass bell.