Yang Shen's "Sheng'an Waiji" records: Xibi, shaped like a turtle, good at carrying heavy loads, that is, the turtle under the stele; Chiki, shaped like a beast, with a good nature, standing on the roof; gluttonous, good food, and a tripod lid; earthworm, good at standing. , Standing on the pillar of the bridge; the jiao picture, like a snail and a clam, with a closed nature, stands at the head of the door; the golden yang, shaped like a lion, likes fireworks, stands at the incense burner; plus Pulao, , and , it is exactly the nine sons of the dragon.