Daejeon Subway Line 1 extension to add two stations by 2027, South Korea February 2, 2026 | Asia Pacific News, News Daejeon’s only metro corridor, Daejeon Subway Line 1, is preparing for the next phase of its expansion, with two new stations scheduled to open in 2027, extending the line beyond its current eastern a... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password