Literature Reference: 郊外绿杨阴，江中沙屿明。—— 《晚步扬子游南塘望沙尾》 Outside the suburbs, the green willows cast shadows, while the sandbars in the river gleam brightly. Source from 'Evening Stroll by Yangzi, Visiting Nantang, Gazing at the Sandbar'.
沙: Sand, grains of sand.
屿: To become an islet, a craggy hill, or a towering rock. — From "A Record of the Small Stone Pond West of the Small Hill" by Liu Zongyuan of the Tang Dynasty. For a person's name, it is often beneficial for wealth.
Meaning: Sandbars symbolize tranquility, nature, and purity in the river.