The Nanjing Library has a building area of approximately 78000 square meters, with 20 reading rooms and over 4000 reading seats. The total collection of books exceeds 12 million, including 1.6 million ancient books, including 140000 rare editions; There are 700000 volumes of literature from the Republic of China, and 524 of them have been included in the national list of precious ancient books.
  BGM provided the "IP Network Public Broadcasting System and Conference Central Control Sound Reinforcement System" for the Jiangning District Archives Bureau (Museum) in Nanjing, meeting its functional requirements for digital speech, video display, professional sound reinforcement, signal processing, centralized control, background music, business broadcasting, emergency broadcasting, timed automatic playback, and more.