 The Peking University Library took over the collections of the Yanjing University Library in 1950 and by the mid-1980s – with more than 3 million volumes, one-fourth of them in foreign languages – was one of the best university libraries in the country.It is one of the earliest modern new libraries in China.Approved by the State Council as the first batch of national key ancient books protection unit, has developed into a resource rich, modern, comprehensive, open research library.