Hohhot Metro Line 2 opens; trial operation of southern section of Chongqing Metro Line 5 begins, China October 5, 2020 | Asia Pacific News Passenger services have commenced on Line 2 of the Hohhot Metro network. Line 2 spans 27.32 km and covers 24 stations (all underground). A fleet of six-car trains having a maximum speed of 80 km/hr ha... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password