Library introduction: Cambridge University Library is one of the largest libraries in the world, with a history of more than 600 years, and a collection of more than 6 million books, including about 100,000 Chinese books. Among them, the Chinese section of the collection includes oracle bones from the Shang Dynasty, various types of engraving books, various manuscripts, paintings, rubbings and other cultural relics from the Song, Yuan, Ming and Qing dynasties. There are many treasures.