1953년 만성리가 만흥동으로 이름이 바뀌어 만흥동사무소가 설치되었고, 덕충리가 덕충동으로 이름이 바뀌어 덕충동사무소가 설치되었다.
In 1953, Manheung-dong office was established as Manseong-ri was changed to Manheung-dong, and Deokchung-dong office was established as Deokchung-ri was changed to Deokchung-dong.