4. What are the characteristics of urban rail transit fleet management?

Large transportation capacity, high punctuality, high speed, high comfort, high safety, full use of underground and aboveground space, low operating cost and little environmental pollution.

Urban rail transit is the backbone of urban public transportation, which has the characteristics of energy saving, land saving, large capacity, all-weather, no pollution (or less pollution) and safety. It is a green transportation system, especially suitable for large and medium-sized cities.