Passenger services begin on Guiyang Rail Transit Line S1, China December 29, 2024 | Asia Pacific News, News Passenger services have commenced on Line S1 of the Guiyang Rail Transit network. The line spans 30.32 km (22.64 km underground, 7.68 km elevated) and covers 13 stations. This is the fourth subway lin... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password