Beijing Metro Line 7 is an important line of the Beijing Metro network and one of the main lines of the Beijing Metro in the Chinese capital. With a total length of 45.9 kilometers and 22 stations, Line 7 connects Tongzhou District in the east of Beijing with Beijing West Railway Station in the west.

Beijing Metro Line 7 was opened on December 28, 2008, and is the fourth rail transit line in the Beijing Metro network. The entire line is underground, connecting Tongzhou North Railway Station (in Tongzhou District) and Beijing West Railway Station (in Fengtai District). The main areas through include Chaoyang District, Dongcheng District, Chongwen District, Xuanwu District, Fengtai District and so on.

The design of Line 7 is characterized by the theme of "Urban Culture Exhibition Corridor", and the stations and subway cars are decorated with artistic atmosphere, showing Beijing's long history and culture and modern urban style. Each site has a different design and decoration, representing the characteristics of different historical periods and traditional culture in Beijing.

Beijing Metro Line 7 is an important rail transit line connecting the east and west parts of Beijing. It not only provides a convenient way for residents to travel, but also provides a convenient means of city sightseeing for tourists. Through Line 7, passengers can enjoy the rich history and culture of Beijing and the modern urban landscape, while also experiencing comfortable and efficient subway travel services.