CRRC Nanjing Puzhen to upgrade Singapore MRT NEL trains December 18, 2018 | Asia Pacific News China-based CRRC Nanjing Puzhen has secured a SGD116.7-million contract from Singapore Land Transport Authority (LTA) and SBS Transit to upgrade 25 trains deployed on the North East Line (NEL) of mass... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password