Literature Reference: 燕燕于飞，差池其羽。—— 《诗经·邶风·燕燕》 Swallows fly, their wings uneven. Source from 'The Book of Songs, Bei Feng, Yan Yan'.
燕: The swallow. In names, it often symbolizes good fortune and peace, signifying auspiciousness, health, and a beautiful life.
生: To create, produce, take root, and sprout. In names, it often conveys a sense of hope and is greatly beneficial for career development.
Meaning: Yan Sheng symbolizes vitality and hope, like the lively swallow.