Trials of Beijing Metro Line 3 commence, China June 18, 2024 | Asia Pacific News, News The trials of Line 3 of Beijing Metro have commenced. The line spans 15.7 km and covers 10 stations (all underground). A fleet of 38 trains will be deployed on the line. In the later stages, fully au... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password