Changchun Metro Line 7 Phase I opens for operation, China August 31, 2026 | Asia Pacific News, News The first phase of Changchun Metro Line 7 opened for operation on August 26, adding a new east-west rail link to the city’s urban transit network. The 23.16-km underground line has 19 stations, includ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password