万: The term "quantity unit" signifies abundance and encompasses the meaning of "all." Being fortunate beyond measure is an auspicious repetition, which is highly beneficial for one's health when used in a name.
城: City, metropolis. In personal names, it conveys the meaning of prosperity, flourishing, and a peaceful and prosperous nation.
Meaning: Wancheng symbolizes a vast and boundless city, representing stability, prosperity, and great strength.