Literature Reference: 膺宝图，执左契。—— 《郊庙歌辞 梁郊祀乐章 庆和 四》 Holding the precious map, grasping the left contract. Source from 'Jiao Miao Ge Ci, Liang Jiao Si Yue Zhang, Qing He 4'.
宝: The character "宝" originally served as a general term for jade artifacts, later extending to denote all manner of precious items. In names, it often conveys a sense of nobility and rarity.
图: Strategy and Blueprint.
Meaning: The precious map symbolizes wisdom and guidance, leading the way to extraordinary achievements.