Nanjing Library was founded in 1907 (Qing Guangxu 33 years) Jiangnan Library, China's first public library; in 1927, it was changed to the National University of China National Library; in 1933, the National Government created the National Central Library; In 1952, the National Library and the original Central Library were merged into the Nanjing Library; in 2007, the new Nanjing Library was built and fully opened. According to the official website of the library in September 2018, the library has a construction area of about 7.8 10,000 square meters, with 20 reading rooms and more than 4,000 reading seats. The total collection of the library exceeds 12 million copies, of which 1.6 million copies of ancient books, including 140,000 good books; The Republic of China has 700,000 copies of documents, and 524 kinds have been selected in the national list of precious ancient books.