The National Central Library (NCL; Chinese: 國家圖書館; pinyin: Guójiā Túshūguǎn) is the national library of the Republic of China (Taiwan), which is located at No. 20, Zhongshan S. Rd., Zhongzheng District, Taipei City 10001, Taiwan. It will soon have a subsidiary called Southern Branch of the National Central Library & National Repository Library.