Thai Smile Bus: Plans to deploy a fleet of over 1,000 electric buses November 10, 2023 | TA/ TSO Focus Thai Smile Bus Company Limited is a private operator in the Bangkok Metropolitan Area (BMA). It currently deploys a fleet of 2,017 electric buses and 483 natural gas buses, which operates on 71 routes... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password