KMB to test first single-decker electric bus in Hong Kong September 22, 2012 | Asia Pacific News Kowloon Motor Bus (KMB), one of the private bus operators in Hong Kong, has taken delivery of its first fully battery-powered single-decker bus. The bus has been jointly developed by KMB and China-bas... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password