The circumference of the inner ring of the runway is 400 meters, and it runs straight north and south. This can avoid the dazzling influence when the sun is low. The curve is semi-circular, and there are 8 runways in the curve. The width of each runway is 1.22m, and there are 10 runways in the straight line. The total length of the standard runway is 400 meters, the runway curve is semicircular, and the radius of the innermost circle is 36 meters.