Literature Reference: 榆落雕飞关塞秋，黄云画角见幷州。—— 《送卢彻之太原谒马尚书》 Elm leaves fall as geese fly over the frontier in autumn, yellow clouds and painted horns are seen in Bingzhou. Source from 'Song Lu Che Zhi Taiyuan Ye Ma Shangshu'.
榆: The elm tree, with its evergreen foliage, stands tall and straight, embodying the spirit of unwavering resolve and robust vitality. Its seeds and flour are cherished in Chinese culture, symbolizing strength and prosperity.
落: Magnanimous and graceful, as in "poised and elegant."
Meaning: The falling elm leaves depict the desolate autumn scene of the frontier, symbolizing depth and resilience.