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.
一: To signify the beginning, to embody the entirety, and to represent the pinnacle of excellence and perfection.
Meaning: Han represents the Han ethnicity or the Han Dynasty, symbolizing the profoundness of Chinese culture; Yi means first or unique, signifying excellence and unparalleled distinction.