Literature Reference: 西注悲穷漠，东分忆故乡。—— 《横吹曲辞 陇头水 二》 Flowing westward to the desolate desert, and eastward to remember the homeland. Source from 'Hengchui Quci: Longtou Shui'.
东: The East, the direction of the sunrise, symbolizes the essence of hope.
分:
Meaning: The eastward flow symbolizes the longing and return to the homeland.