Newag-Siemens delivers first train for Sofia Metro Line 3, Bulgaria November 23, 2017 | Europe News Sofia Metropoliten has received the first metro train for Sofia Metro Line 3 under a EUR140-million contract awarded to a consortium of Germany-based Siemens and Poland-based Newag in September 2015. ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password