Literature Reference: 骤雨归山尽，颓阳入辋川。—— 《雨后游辋川》 作者：李端 The sudden rain ends as it returns to the mountains, and the setting sun enters Wangchuan. Source from 'After the Rain, Visiting Wangchuan' by Li Duan.
阳: Sunlight. It symbolizes warmth and radiance.
川: The river flows ceaselessly. The character (字) is vast and potent, capable of triumphing over all things. It is the character of supreme fortune.
Meaning: Yangchuan means the river bathed in sunlight, symbolizing brightness, warmth, and hope.