Bids invited to appoint concessionaire for CPTM lines 8 and 9, Brazil December 7, 2020 | Latin America News The state government of Sao Paulo has invited bids to appoint a concessionaire for lines 8 and 9 of the Companhia Paulista de Trens Metropolitanos (CPTM) network. The bids are scheduled to open on Mar... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password