This bus is connected to the two regions with a moderate distance or destination of the bus station has direct channels. In the big cities. Passengers may use the nearest stations and services can be purchased at ticket outlets or make reservations in advance.
This bus will connect two distant regions with medium or long-distance bus terminal for several stations in major cities, passengers may use the nearest station. You can buy tickets at the outlets. Or reservation
This bus will be connected to the 2 regions with long distance or medium terminal of remote bus several stations in big cities. Passengers may use the nearest service station , and you can buy tickets at the point).