Zhongtong Bus to supply 100 buses for Karachi BRT, Pakistan May 7, 2021 | Asia Pacific News China-based Zhongtong Bus has secured a contract to supply 100 hybrid buses on the bus rapid transit (BRT) system in Karachi, the largest city in Pakistan. The buses will be deployed on the Green and ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password