Daejeo station  Daejeo Station is a station of the Busan Metro Line 3 and BGLRT Line located in Daejeo-dong, Gangseo District, Busan, South Korea. It is a southern terminus of Line 3 at this station. During the construction, the Line 3 Station was known as Jungni Station, and Busan-Gimhae Light Rail Station known as Seoyeonjeong Station.