Xiamen Metro Line 2 opens; rolling stock for Line 3 unveiled, China December 26, 2019 | Asia Pacific News Passenger services have commenced on Xiamen Metro Line 2. It spans 41.6 km (fully underground) and covers 32 stations. The line also comprises an underwater tunnel spanning 2.78 metres, making it... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password