Literature Reference: 天际山多处，东安古邑深。—— 《送乐平苗明府》 Mountains stretch to the horizon, and the ancient town of Dong'an lies deep within. Source from 'Song Leping Miao Mingfu'.
东: The East, the direction of the sunrise, symbolizes the essence of hope.
安: Peace of mind and tranquility. In names, it often describes someone who is reliable, composed, and calm in the face of challenges.
Meaning: Dong'an signifies peace and prosperity in the east, symbolizing tranquility and harmony.