The Yizhuang Line of the Beijing Subway (simplified Chinese: 北京地铁亦庄线; traditional Chinese: 北京地鐵亦莊線; pinyin: Běijīng Dìtiě Yìzhuāng Xiàn) is a rapid transit line that connects the Yizhuang Development Area with Beijing's subway network.

The line is 23.23 km (14.43 mi) long with 14 stations, including six underground and eight elevated.

[5] Total investment for the line was estimated at ¥1.2 billion.

No passengers were on board and the driver faced leg injuries.

It will require a maximum of 1.1 km (0.68 mi) new tracks near Songjiazhuang train depot, between Songjiazhuang stations of Yizhuang line and line 5, and Chengshousi station of line 10, it will also require to rebuild 0.5 km tracks for train storages within Songjiazhuang depot.