Chinese company to provide 100 energy buses for Karachi BRT networks By GreenLine Bus Rapid Transit is a federal government project. Photo Courtesy: Radio Pakistan Chinese auto giant Zhongtong has secured an order to provide 100 new energy buses for Karachi. It is expected that after completion, Green Line BRT will facilitate over 300,000 passengers on a daily basis. The mass transit project is expected to become operational this year. A Chinese firm has secured an order to provide 100 new energy buses for Karachi’s Green Line and Orange Line transport networks. As the first batch of new energy-powered city buses in the city, they will serve on the Green-color and Orange-color BRT routes after their arrival, providing greener, more intelligent, and more comfortable transportation services for the residents.