Literature Reference: 羽书如电入青锁，雪腕如搥催画鞞。—— 《杂曲歌辞 湖阴曲》 Urgent military documents flash into the green lock, while snow-white wrists pound like hammers to hasten the war drums. Source from 'Zaqu Geci: Huyin Qu'.
青: Azure, the hue of youth. In names, it often signifies youthful vitality, beneficial for physical well-being and continuous ascent in life.
锁: Chains and blockades.
Meaning: The green lock symbolizes solemnity and mystery, often used to describe the gates of palaces or important places, representing nobility and protection.