Category:Line 4, Beijing Subway

**Line 4**
	Railway line of Beijing subway
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Instance of	rapid transit railway line (4);
Location	Haidian District; Xicheng District; Fengtai District; People's Republic of China;
Transport network	Beijing Subway;
Connects with	Line 16; Line 10; Line 9; Line 2; Line 13; Line 6; Line 1; Line 7; Line 14; Daxing line;
Owned by	Beijing Infrastructure Investment Co., Ltd.;
Operator	Beijing MTR Corporation;
Date of official opening	28 September 2009;
Length	28.165 km;
Terminus	Anheqiaobei station (north); Tiangongyuan Station (south);
Train depot	Longbeicun yard; Majiabao depot;
Authority file
	Q304264; OpenStreetMap relation ID: 420838
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