Literature Reference: 旻天疾威，敷于下土。——《诗经·小雅·小旻》 The vast heavens are majestic, spreading their influence over the earth below. Source from 'The Book of Songs: Xiaoya, Xiaomin'.
旻: Autumn skies, specifically referring to the celestial expanse of the fall season.
贞: Loyalty and steadfastness. Often used in conjunction with unwavering devotion, it signifies remaining true to one's cherished principles with resolute determination.
Meaning: Min signifies the heavens, while Zhen represents unwavering integrity, symbolizing a broad mind and noble character.