Trial operations begin on Beijing Metro Fangshan Line extension and on section of Line 16, China September 21, 2020 | Asia Pacific News Trial operations have commenced on the northern extension of Fangshan Line and on a 10-km-long section of Line 16 of Beijing Metro. Passenger services are expected to begin by end-2020. With the comme... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password