Track-laying works of Hefei Rail Transit Line 5 northern section commence, China July 21, 2021 | Asia Pacific News Track-laying works have commenced on the northern section of Line 5 of the Hefei Rail Transit network. This section spans 17.3 km (fully underground) and covers 13 stations. Passenger services are exp... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password