Trial operations begin on Harbin Metro Line 2 and Wenshan State Tram Line 4, China May 13, 2021 | Asia Pacific News The trial operations of Line 2 of Harbin Metro have commenced. The trial operations will conclude in July 2021. The line spans 28.7 km and covers 19 stations (all underground). It offers interchange f... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password