Beijing Subway Changping line started formally operation on December 30, 2010. Changping Line now has 7 stations and 21 kilometers of tracks in operation. Duration is about 40 minutes and interval of the train is 10 minutes on Changping Line.
Following is the first and last train timetable for all stations on subway Line 9. It's a good source to plan your journey since subway trains in Beijing are running in very high frequency.
Also need route map for Changping line as well as for other lines? Please click here for Beijing subway map in high resolution.