Starting point: Tianchi, Mengda
The driving scheme in Haidong area starts from the starting point to the northwest, travels for 50 meters, and turns right into Mengda Line;
Drive along Mengda Line for 2.0km, turn right ahead and enter Qingdao-Dalian Line;
Drive 5.5 kilometers along the Qingdao-Dalian line and go straight into Sanzhuang Road.
Drive along Sanzhuang Road 1.7km, and turn right into Linda Road;
Drive along Linda Road for 9.8km and go straight to S309；;
Follow S309 18.9 km, turn right and enter Linxia Road;
Drive along Linxia Road 1.2km and go straight to S309；;
Drive along S309 for 24. 1km, cross Yang Jialing about 170m on the left, and then go straight into Qiancangliang Tunnel.
Drive 950 meters along Qiancangliang Tunnel and go straight to S309；;
Drive along S309 for 23.2km, pass Guanghui Sugar Tea Alcohol and Tobacco Distribution Department on the right, turn right ahead and enter Huancheng West Road;
Drive along Huancheng West Road for 2. 1 km, cross Daxiahe Second Bridge in Linxia City for about 250 meters, and go straight into Huancheng South Road;
Drive along Huancheng South Road 1.7km, turn right ahead and enter S309；;
Drive along S309 for 2.3 kilometers, turn left and get on the ramp;
Drive along the ramp 1.0 km, and go straight into Lanlang Expressway;
Drive along Lanlang Expressway 67. 1km, go to Lintao direction, turn right slightly and get on the ramp;
Drive along the ramp for 5 10 meters, and go straight into Lanhai Expressway;
Drive along Lanhai Expressway for 22.6 kilometers, cross Dongyugou Bridge, exit Le Kang/Lintao /G2 12, and turn right slightly on the ramp;
Drive along the ramp 1. 1 km, cross Dongyugou Bridge, turn left and enter S 317; ;
Drive 430m along S3 17, and turn right into Wenfeng North Road;
Drive along Wenfeng North Road 1.6 km, cross Yinbaisheng on the right and go straight into Beiguan;
Drive along Beiguan 1.0 km, pass Baishun Electric Appliance for about 60 meters on the left, and turn left into Ruixin Road;
Drive along Ruixin Road for 2.5 kilometers, turn right slightly and enter S 311;
Follow S3 1 1 for 48.9 kilometers and go straight into the tunnel;
Follow the tunnel 17.7 km, and then turn right.
End point: Dadongxia