Drive along the Chengnan Expressway for 130.5 kilometers, turn right slightly into the Round City Expressway.
Drive 9.5 kilometers along the Bypass Expressway and go straight into Chengmian Expressway.
Drive along Chengmian Expressway for 91.4 kilometers and go straight into Mianguang Expressway.
Drive 136.9 kilometers along Mianguang Expressway and turn left into G108.
Drive 23.8 kilometers along G108 and turn left slightly into G212.
Drive 332.7 kilometers along G212 and go straight into Beishan East Road.
Drive along Beishan East Road for 1.9 kilometers and go straight into Beishan West Road.
Drive along Beishan Shanxi Road for 1.0 kilometers and turn left slightly into G212.
Drive along G212 for 330.6 kilometers and go straight into Lanlin Expressway.
Drive 91.1 kilometers along Lanlin Expressway, go straight into S103.
Drive 3.8 kilometers along S103, turn right onto G109.
Drive 1.8 kilometers along G109, turn left.
Drive 20 meters and turn slightly right onto G109.
Drive 2.1 kilometers along G109 to reach the end point Lanzhou.