Literature Reference: 紫烟楼阁碧纱亭，上界诗仙独自行。—— 《上李益庶子》 Purple mist veils the pavilion of green gauze, where a celestial poet of the upper realm walks alone. Source from 'To Li Yi, a Scholar'.
上: Above, the pinnacle, ascending. Symbolizes a lifelong upward trajectory, evident favor from noble individuals, and abundant blessings and talents.
界: Boundary. Limit.
Meaning: The term 'Upper Realm' refers to the celestial world or a divine realm, symbolizing transcendence and lofty aspirations.