Literature Reference: 山川引行阵，蕃汉列旌旗。—— 《出塞 一》 Mountains and rivers guide the battle array, with Fan and Han flags raised high. Source from 'Chu Sai Yi'.
蕃: Prosperous and flourishing, bearing a name of great achievement, symbolizing abundance and thriving success.
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.
Meaning: Fan Han symbolizes the harmony and unity of the frontier, expressing the determination of all ethnic groups to resist foreign enemies together.