Trial operations begin on Harbin Metro Lines 2 and 3, China January 7, 2021 | Asia Pacific News Trial operations have commenced on Harbin Metro Line 2 Phase 1 and on Line 3 (the Southeast section of Phase 2). Passenger operations on both the sections are expected to begin by end-2021. In Septemb... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password