With the growth of railroad traffic mileage, the moderate and small stations increase.
With the development of the national economy, the traffic mileage of highway, sizes and scales of motor vehicles are experiencing a substantially increasement.
According to statistics, in 1998 railway traffic mileage in these areas totaled 17,300 km, or 4.6 times the 1952 figure, and the highway traffic mileage, 374,100 km or 14.4 times the 1952 figure.