Guojia Tushuguan (National Library) station

Guojia Tushuguan (National Library) Station, also known as National Library station or Guojia Tushuguan Zhan) is an interchange station on Line 4, Line 9 and Line 16 of the Beijing Subway. Its name is derived from the nearby National Library of China. The station features a double-island interchange layout, with Line 4 trains on the outside and Line 9 trains on the inside, which allows most riders to change lines simply by crossing the platform, instead of walking between levels. This configuration is known as cross-platform interchange.^[2] The station handles 106,000 transfers between Lines 4 and 9 per day.^[3] The platform for Line 16 is built under the Line 4 and Line 9 platform.^[4] If the through service of Fangshan line to Line 9 is counted, which started on January 18, 2023, this would be the first four-line interchange on the Beijing Subway.

Guojia Tushuguan (National Library) 国家图书馆
Southbound platform of Line 4 and Line 9 Line 16 platform
General information
Location	Zhongguancun South Street Haidian District, Beijing China
Coordinates	39°56′35″N 116°19′31″E
Operated by	Beijing MTR Corporation Limited (Lines 4 and 16) Beijing Mass Transit Railway Operation Corporation Limited (Line 9)
Line(s)	Line 4      Line 9      Line 16      Fangshan line (through service to Line 9)
Platforms	6 (3 island platforms)
Tracks	6
Construction
Structure type	Underground
Accessible	Yes
History
Opened	September 28, 2009; 15 years ago (2009-09-28) (Line 4) December 30, 2012; 12 years ago (2012-12-30) (Line 9) December 31, 2020; 4 years ago (2020-12-31) (Line 16)[1]
Services
Preceding station Beijing Subway Following station Weigongcun towards Anheqiaobei Line 4 Beijing Zoo towards Tiangong Yuan Terminus Line 9 Baishiqiaonan towards Guogongzhuang Fangshan line Through service (weekday peak only) Baishiqiaonan towards Yancundong Wanshou Si towards Bei'anhe Line 16 Erligou towards Wanpingcheng
Location Guojia Tushuguan (National Library) Location in central Beijing

Station layout

The line 4 and 9 stations have underground dual-island platforms with cross-platform interchange. On one side, southbound line 4 trains to Tiangongyuan interchange with originating line 9 and weekday peak Fangshan line (through service) trains heading towards Guogongzhuang and Yancundong, whilst on the other, terminating line 9 and weekday peak Fangshan line (through service) trains interchange with northbound line 4 trains heading towards Anheqiao North. The line 16 station has a separate underground island platform.

Northbound platform panorama of National Library Station

Platform panorama of L16 National Library Station

Exits

There are 6 exits, lettered A, B, C, D, E and F. Exits D and F are accessible via elevators.

Gallery

• 
  Line 4 platform in May 2010, the white wall on the left shows construction of transfer to Line 9
• 
  The day before the connection with line 9 opened to the public
• 
  Line 4 & 9 concourse
• 
  Line 16 concourse
• 
  Line 16 station lamp decorated with Tang dynasty poem On Hearing An Wanshan Play the Reed-Pipe