Literature Reference: 桐珪早贵，象辂追设。——《享文恭太子庙乐章》 The precious Tong Gui appears early, while the ornate chariots follow in succession. From 'Hymn for the Temple of Prince Wengong'.
桐: The phoenix tree, known as "wutong" in Chinese, symbolizes vigorous vitality when used in personal names.
珪: An ancient instrument for measuring the shadow of the sun, synonymous with "Gui."
Meaning: Tong Gui symbolizes nobility and auspiciousness, implying early success and a bright future.