Literature Reference: Ritual begins with the Cang Bi, offering dark jade as a sacred tribute. Source from 'Jiaomiao Ci Deming Xingsheng Miao Yuezhang Dengge Mianbi'.
苍: Indigo blue, deep green.
璧: Jade. In names, it often symbolizes auspiciousness and beauty, conducive to health, happiness, and smooth prosperity.
Meaning: Cang Bi symbolizes solemnity and nobility, representing the forefront of rituals and embodying noble virtues and reverence.