The Chongqing–Kunming high-speed railway () is a high-speed railway line currently under construction in China. The line, which runs from Chongqing West to Kunming South, will be part of the Beijing–Kunming corridor. The line will be long and have a maximum speed of .
Journey times from Kunming to Chengdu and Chongqing are expected to be around two hours.
Part of the line is the Yiliang tunnel, on the border of Yiliang County and Yanjin County, which would become the longest high-speed railway tunnel built for to a standard.
History Construction on the Sichuan section began on 29 September 2019. Construction on the Yunnan section began on 20 December 2019. Notes
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