Bitong line

The Bitong line of the Chongqing Suburban Railway is a suburban rapid transit line in Chongqing, China. It connects Tongliangxi [zh] in Tongliang District with Bishan station of the Chongqing Rail Transit, providing an interchange with Line 1 and through running with Line 27 in the future. It is 37.5 km long and features 9 stations.^[1]

Other nameBishan-Tongliang line

Native name重庆市郊铁路璧铜线

StatusOperational

LocaleChongqing, China

Quick facts Overview, Other name ...

Bitong line
Overview
Other name	Bishan-Tongliang line
Native name	重庆市郊铁路璧铜线
Status	Operational
Locale	Chongqing, China
Termini	Bishan Tongliangxi
Stations	9 (8 in operation)
Service
Type	Rapid transit
System	Chongqing Rail Transit Chongqing Suburban Railway
History
Opened	January 2, 2025; 14 months ago (2025-01-02)
Technical
Line length	37.5 km (23.3 miles)
Number of tracks	2
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Electrification	25 kV AC Overhead line
Operating speed	140 km/h (87 mph)
Route map Legend Bitong line Tongliang depot Tongliangxi Tongliang Longcheng Paradise Walk Sci-Tech Innovation Center Qinglong Yunwu Mountains Dalu Qinglonghu Hebian Dazu line Bicheng Line 27 Bishan depot Bishan 1 Jinyun Mountains Huxi Line 15 Chongqing University of Science and Technology Line 15 Zhaishanping Xiyong Zhongliang Mountains Ciqikou 1 Lieshimu Yanggongqiao Shapingba Loop 1 9 Xiaolongkan Majiayan Gaomiaocun Shiqiaopu 1 5 Chongqing Medical University Xietaizi 5 18 Shiyoulu Chongqing Medical University Daping 2 Eling Line 26 Lianglukou 3 Chongqing Railway Station Line 1 to Chaotianmen Line 26 across Yangtze River Nanbinlu Nanping 3 10 Tongluo Mountains Guangfu Avenue Chongqingdong Railway Station Huimin Huimin depot Nanchuan line This diagram: view talk edit

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Construction began in 2019. It opened on January 2, 2025 after a week of trial operation.^[2][3][4]