The Chengdu–Chongqing intercity railway is a 307-kilometre (191 mi) long high-speed railway that connects the cities of Chengdu (Sichuan) and Chongqing in southwestern China, with a maximum speed of 350 km/h (220 mph). The route passes through most of the same cities that the older Chengdu–Chongqing Railway does, but is significantly shorter due to the greater use of elevated sections and tunnels. The line includes four major elevated sections and two tunnels.

The Chongqing West railway station is a railway station of Chengyu Passenger Railway that is located in Shapingba District of Chongqing, People's Republic of China. It is the second largest railway station, after Xi'an North, in South Western China when opened on January 25, 2018. It will serve as Chongqing's connection with many destinations across south-western and north-western China. Situated in Shangqiao area of Shapingba, near the intersections of the G93 Chengdu–Chongqing Ring Expressway and the G85 Chongqing–Kunming Expressways. This is the third major railway station to serve Chongqing, after Chongqing North and Chongqing Stations. It opened in conjunction with the smaller nearby Shapingba station on the same day.