Zhongnan Avenue is a main urban road from Chang 'an District to the northern foot of Qinling Mountains, which is located between Xifeng Highway and Woods Avenue. It starts from Qiaoliang Village along Xi 'an first-class highway in the south and reaches Guobei Village along Weiguo Highway in the north. Passing through Luanzhen, Huang Liang and Guodu.

The motor vehicle lane is 40 meters wide and has 6 lanes in total. There are 20 meters wide green belts and 10 meters wide non-motor vehicle lanes on both sides.