Public bus service in Beijing is the among the most extensive, widely used and affordable form of public transportation in urban and suburban districts of the city.In 2015, the entire network consisted of 876 routes with a fleet of 24,347 buses and trolleybuses carried 3.98 billion passengers annually. Trolleybuses run on over 31 routes including 6, 38, 42, 65, 101-112, 114 …