Literature Reference: Vast sorrow departs as the sun sets, chanting while pointing eastward to the horizon. Source from Gong Zizhen's 'Jihai Miscellaneous Poems'.
浩: "Vast and grand, often used in personal names to signify a broad-minded and ambitious spirit."
函: The term refers to a letter and its envelope.
Meaning: Vastness symbolizes broadness and grandeur, while 'han' implies inclusiveness and subtlety, signifying a broad mind that embraces all things.