포동의 중심 마을인 새우개는 1960년대만 해도 배가 드나들던 곳으로, 포구가 있는 마을이라는 의미로 '포동'이라는 지명이 붙었다.
Saeugae, the central village of Po-dong, was a place where boats went in and out in the 1960s, and it was named "Po-dong" in the sense of a village with a port.