The Chongqing–Kunming high-speed railway () is a

high-speed railway High-speed rail (HSR) is a type of rail transport network utilising trains that run significantly faster than those of traditional rail, using an integrated system of specialised rolling stock and dedicated railway track, tracks. While there is ...

line currently under construction in

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

. The line, which runs from Chongqing West to Kunming South, will be part of the

Beijing–Kunming corridor The Beijing–Kunming corridor is a high-speed rail corridor running from Beijing to Kunming in Yunnan Province. The main route passes from Beijing through Xiong'an, Xinzhou, Taiyuan, Xi'an and Chengdu before reaching Kunming. Apart from the main ...

. The line will be long and have a maximum speed of . Journey times from

Kunming Kunming is the capital and largest city of the province of Yunnan in China. The political, economic, communications and cultural centre of the province, Kunming is also the seat of the provincial government. During World War II, Kunming was a Ch ...

Chengdu Chengdu; Sichuanese dialects, Sichuanese pronunciation: , Standard Chinese pronunciation: ; Chinese postal romanization, previously Romanization of Chinese, romanized as Chengtu. is the capital city of the Chinese province of Sichuan. With a ...

and

Chongqing ChongqingPostal Romanization, Previously romanized as Chungking ();. is a direct-administered municipality in Southwestern China. Chongqing is one of the four direct-administered municipalities under the State Council of the People's Republi ...

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 Sichuan is a province in Southwestern China, occupying the Sichuan Basin and Tibetan Plateau—between the Jinsha River to the west, the Daba Mountains to the north, and the Yunnan–Guizhou Plateau to the south. Its capital city is Cheng ...

section began on 29 September 2019. Construction on the

Yunnan Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...

section began on 20 December 2019.

Notes

References

High-speed railway lines in China High-speed railway lines under construction 25 kV AC railway electrification Railway lines opened in 2024 {{PRChina-rail-transport-stub