Literature Reference: 燕燕于飞，差池其羽。——《诗经·邶风·燕燕》 Swallows fly, their feathers uneven. Source from 'The Book of Songs'.
燕: The swallow. In names, it often symbolizes good fortune and peace, signifying auspiciousness, health, and a beautiful life.
工: Neat and completed. It signifies harmony between superiors and inferiors, a life of simplicity, a conservative nature, prosperous descendants, and auspicious happiness.
Meaning: The swallow symbolizes diligence and perseverance, while 'gong' represents skill and craftsmanship, signifying hard work and excellence in craft.