The meaning of the word: Dan: The original meaning of the word Dan refers to cinnabar, that is, Cinnabar, commonly known as cinnabar, which is a mineral. Because cinnabar is vermilion, the extended meaning of the word Dan also refers to this color. Symbolizes sincerity, loyalty, sincerity, loyalty, etc. "Shuo Wen Jie Zi" explains the cloud: Red Stone in August. Like a dancing well, like a dancing shape. Every Dan belongs to Dan. Rui: It means smart. Profound and understandable. Can be named as: Ruiyuan, Ruiying, Shuorui, Chaorui. Shuo Wen Jie Zi explains the cloud: Yi, Shen Ming, and Ming. The name can be interpreted as: "Sincerity? Wise. "