}
History • 6 August 2008:
Line S2 opened. • 21 December 2012:
Line S2 (branch) opened • 20 June 2019:
Sub-Central line — Eastern extension to Qiaozhuangdong (East). • 30 December 2019:
Huairou–Miyun line — was diverted from Huangtudian to Qinghe. • 30 March 2020:
Line S2 (main line) — shortened to
Badaling railway station for
Yanqing railway station renovation, free shuttle bus is offered to Yanqing urban area. • 30 June 2020:
Sub-Central line — Western extension to Liangxiang.
Tongmi line opened. • 1 August ~ 20 August 2020:
Huairou–Miyun line — whole line stop service for the
Beijing–Tongliao railway electrification project. • 30 September 2020:
Huairou–Miyun line — Southern extension to Beijingbei (North). ==Short-term planning==