First of all, you are on Deyang South (Bajiaojing) Expressway, all the way to Chengdu. After passing the Chengdu Ring Expressway, you can turn right (just in the northeast direction of the expressway, about half a circle around the expressway). Now the route sign of Chengdu Ring Expressway has been updated. According to the route signs on the expressway around the city, you can enter the Chengdu entrance of Chengzi Luchi Expressway. The expressway from Chengzi to Luzhou is still free (there is a handling fee from 6 yuan). After arriving at Zigong Wanjiaqiao overpass, you can transfer to Neiyi Expressway. You can get off at Dashanpu Expressway or get off at Zigong Exit Station. The road conditions of Cheng-Zi-Lu Expressway are good. Now the mileage from Deyang to Zigong is estimated to be around 300 kilometers. The minimum speed limit of Chengzi Expressway is 100km/h, if you drive faster. It takes three hours at most to get to Zigong. Have a nice trip. You must eat Zigong's salted vegetables in Zigong. A lot. If you are satisfied, please accept it. You can keep asking questions,