How to get from Kuanzhai Lane to Chengdu Chengya Expressway Toll Station?

First of all, you didn't say whether you were driving, walking or taking the bus.

You don't have to take a taxi to find your way. Drive from Kuanzhai Lane, take Changshun Street, turn left (east) at the intersection of Shudu Avenue and People's Park, then go straight, reach Dongcheng Gennan Street from Ancestral Hall Street at the entrance of People's Park, turn right at Dongcheng Gennan Street, go straight for 200 meters, turn left at Jindun Road (at the entrance of Provincial Public Security Department) on the footbridge, turn right at the traffic light intersection for 200 meters, and enter Jiangxi Street, go straight. See the viaduct on the viaduct, see the tunnel drilling, and go out of the Second Ring Road to Chengya.