The Second Chengdu–Chongqing high-speed railway ( Chinese: 成渝中线高铁; lit. 'Chengdu–Chongqing Central line high-speed railway') is a 292-kilometre (181 mi) ^[1] long high-speed rail line that connects the cities of Chengdu (in Sichuan Province) and Chongqing in southwestern China, with a maximum speed of 350 km/h (220 mph). It will head via Lezhi, Anyue, and Dazu. Construction started on September 26, 2021 ^[2] and it is expected to open in 2027.

The 292 kilometres (181 mi) long Second Chengdu–Chongqing high-speed railway will take a more direct route than the existing 307 kilometres (191 mi) long high-speed Chengdu–Chongqing intercity railway and is expected to reduce journey times between the two cities to 50 minutes. ^[2]

History

Approval for the 69.273 billion yuan project was granted on August 17, 2021 by the National Development and Reform Commission. ^[1]

Construction started on September 26, 2021. ^[2]

Stations

Station Name [3]	Chinese	Metro transfers/connections
Chengdu	成都	1 7
Jianzhou	简州
Lezhi	乐至
Anyue	安岳
Dazu Shike [4]	大足石刻
Tongliang [4]	铜梁
Kexuecheng	科学城
Chongqing North	重庆北	4 10 ( North Square) 3 10 Loop ( Sorth Square)

Other railways between Chengdu and Chongqing

The first railway between the two cities was the Chengdu–Chongqing railway, completed in the 1950s. ^[5] The Suining–Chengdu railway and Suining–Chongqing railway form a route between the two cities which was completed in 2006. The fastest journeys on this line take just over two hours. The Chengdu–Chongqing intercity railway was completed in 2015.

References