CRT Line 6 (and the branch line branded as International Expo line) is the second heavy rail subway line in Chongqing, as well as being the longest rapid transit line in China, at long. It opened with provisional revenue service on September 28, 2012, and connects Nan'an, Yuzhong, and Jiangbei districts in central Chongqing.

The eastern extension of line 6 convers a distance of 6.79 km, this extension starts from Liujiaping and branches off towards Chongqingdong Railway Station, with 2 stations in between. The project began on 28 March 2022. It is opened on 27 June 2025.

Opening timeline SegmentCommencementLengthStation(s)Name Wulidian – Kangzhuang 28 September 2012 9 Phase 1 (initial section) Kangzhuang – Lijia 26 December 2012 1 Phase 1 (2nd section) Ranjiaba 20 January 2013 Infill station 1 Lijia – Yuelai 15 May 2013 2 International Expo line Phase 1 Lijia – Beibei 31 December 2013 4 Phase 2 (northern section) Jiuquhe, Tiansheng 28 September 2014 Infill stations 2 Xiangjiagang 26 November 2014 Infill station 1 Chayuan – Wulidian 30 December 2014 7 Phase 1 (final section) & Phase 2 (southern section) Pingchang, Huangmaoping 28 February 2015 Infill stations 2 Caojiawan, Gaoyikou 26 October 2015 Infill stations 2 Jiangbeicheng 28 January 2016 Infill station 1 Yuelai – Shaheba 31 December 2020 7 International Expo line Phase 2Liujiaping – Chongqingdong Railway Station27 June 20253Eastern extension

Map Outdated, without the second branch from Chongqingdong Railway Station to Liujiaping.

Stations

Serviceroutes StationNo. Station name Connections Distance Location ● Chongqingdong Railway Station Chongqingdong–0.000Nan'an● 3.1313.131● 1.3254.456 ●● –0.000Nan'an ●● 1.3181.318 ●● 1.6702.988●●● 1.8454.8331.6896.145 ●● 6.70111.534 ●● 1.39312.927Yuzhong ●● 1.21614.143Liangjiang ●● 0.96115.104 ●● 1.42716.531 ●● 1.41117.942 ●● 1.38019.322 ●● 1.21520.537 ●● 1.32621.863 ●● 1.84323.706 ●● 1.00624.712 ●● 1.92926.641 ●● 3.12029.761 ●● 0.75630.517 ●● 2.16032.677 ●●● 1.60634.283 ●● 1.50335.786 ●● 5.14540.931 ●● 2.00442.935 ● 1.89044.825 ● 8.77953.604Beibei ● 1.80155.405 ● 2.97758.382 ● 1.78160.163 International Expo branch ● 2.37836.661Liangjiang ● 2.80039.461 ● 3.43842.899 ● 2.32145.22 ● 1.07546.295 ● 2.02348.318 ● 2.30850.626 ● 2.12052.746 ● 2.92155.667 ● 1.70457.371 ● 1.23558.606 ● 1.49160.097

Features Caijia Rail Transit Bridge The line crosses the Jialing River via Caijia Rail Transit Bridge (). Construction work began in October 2010 and it was completed in December 2013.

References