Literature Reference: 君识跃峤怯，宁劳耀金羁。—— 《横吹曲辞 骢马》 You know the fear of leaping over ridges, yet you still adorn the golden bridle. Source from 'Hengchui Quci Cong Ma'.
金: Gold, the precious metal. Symbolizes the prosperity of wealth and abundance.
羁: Restraint, constraint.
Meaning: The golden bridle symbolizes noble status and extraordinary demeanor, signifying the pursuit of excellence and remarkable achievements.