Literature Reference: 江城如画里，山晚望晴空。两水夹明镜，双桥落彩虹。人烟寒橘柚，秋色老梧桐。谁念北楼上，临风怀谢公。——李白《秋登宣城谢脁北楼》 The riverside city is picturesque, with mountains and evening skies. Two rivers mirror the scenery, and twin bridges resemble rainbows. Amid the chilly orange trees and aging phoenix trees, who remembers the north tower, where one stands in the wind, reminiscing about Xie Gong? — Li Bai, 'Autumn at Xie Tiao's North Tower in Xuancheng'.
汉: The name of a river, the Han River, the largest tributary of the Yangtze River. It extends to signify vastness, benevolence, open-mindedness, and magnanimity.
雨: The life-giving rain that nourishes all things.
Meaning: Han Rain symbolizes the nourishing rain of the Han River, representing a broad mind and selfless dedication.