Literature Reference: 大官陈禹玉，司历献尧蓂。—— 《和耿拾遗元日观早朝》 The high official presented Yuyu, while the calendar officer offered the auspicious grass of Yao. Source from 'He Geng Shiyi Yuanri Guan Zao Chao'.
禹:
The name of an ancient figure, embodying deep blessings, prosperity, and good fortune.
玉: Jade, often referred to as precious jade, in names typically signifies something rare and beautiful, believed to enhance both wealth and interpersonal relationships.
Meaning: Yuyu symbolizes nobility and auspiciousness, with 'Yu' representing the great achievements of Yu the Great in flood control, and 'Yu' representing nobility and beauty.