Tianjin Metro Line 1 East extension to open in 2019, China December 7, 2018 | Asia Pacific News Trial operations have commenced on the eastern extension of Line 1 of the Tianjin Metro. The extension spans 1.5 km from Shuanglin to Lilou, covering two stations. Passenger services are scheduled to ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password