iSIGN and SCSI to deploy transit buses in Mexico September 30, 2022 | Company News, Latin America Company News, Latin America News, News iSIGN Media Solutions Inc (iSIGN) and Smart City Services International (SCSI) have announced plans to deploy 50 transit buses equipped with HALO.fx technology from October 15, 2022 in Mexico City for... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password