Trial runs commence on Tianjin Metro Line 5, China October 23, 2018 | Asia Pacific News Trial operations have commenced on Line 5 of Tianjin Metro. Currently, service is available at 26 stations (including 10 interchange station for Lines 1,2,3,6 and 9) between 6 a.m. and 11:40 p.m. The ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password