Line 1 Metro of Guangzhou runs from south-west to north-east, with a total length of about 18.4 kilometers, among which 2.048km are above the ground. Along the way, 16 stations (two above-ground stations and 14 under-ground stations), 1 parking and maintenance section, 1 control center and 2 main transformer stations are established.

Usage of Kruger’s fans: Ventilation and AHU