Literature Reference: 丹，赤石也。——《说文解字》 Dan, the red stone. Source from 'Shuowen Jiezi'.
丹: Danhong, Dantong. In names, it often signifies prosperity and flourishing, symbolizing a vibrant and thriving success.
Meaning: Dan symbolizes sincerity, passion, and preciousness, implying a pure heart and noble character.