RATP to deploy BYD electric bus for six-month trial June 16, 2016 | Europe News China-based BYD has been selected to supply an electric bus to Régie Autonome des Transports Parisiens (RATP) for a six-month trial, beginning September 2016. The bus will operate on routes 21 ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password