Tongmi Line
Tongmi
A train on the Huairou North branch of Tongmi Line passing Beitaishang Village, Huairou District
Overview
Other name(s)	S6
Termini	Tongzhou West Miyun North / Huairou North
Stations	7
Service
Type	Commuter rail
System	Beijing Suburban Railway (BCR)
Operator(s)	China Railway Beijing Group
History
Opened	June 30, 2020; 4 years ago (2020-06-30)[1]
Technical
Line length	84.2 km (52.3 mi)[2]
Track gauge	1,435 mm (4 ft 8+1⁄2 in)

Tongmi line of Beijing Suburban Railway (BCR) (Chinese: 北京市郊铁路通密线; pinyin: Běijīng Shìjiāo Tiělù Tōngmì Xiàn), formerly known as Jingcheng line, is a commuter rail line in Beijing. It opened on 30 June 2020.^[1]

The main line runs on the existing Beijing–Chengde Railway, and the branch line runs on the existing Beijing–Tongliao Railway. It runs from Tongzhou West to Miyun North (main line) or Huairou North (branch line). The line is 84.2 km (52.3 mi) in length.^[2]

Service Route		Station Code	Station Name		Connections	Distance km		Location	Section
Main	Branch		English	Chinese
●	●	TAP	Tongzhou West Tongzhouxi	通州西		0	0	Tongzhou	Beijing–Chengde Railway
●	●	SOP	Shunyi	顺义	15  (via Shimen)	24	24	Shunyi
●	●	NLP	Niulanshan	牛栏山		13	37
●	●	HRP	Huairou	怀柔		13	50	Huairou
●	｜	MUP	Miyun North Miyunbei	密云北		22	72	Miyun
	●	FGP	Yanqihu	雁栖湖	Huairou–Miyun	7	57	Huairou	Beijing–Tongliao Railway
	●	HBP	Huairou North Huairoubei	怀柔北	Huairou–Miyun	5	62