“Du Yu” refers to the book lovers; “Chun Qiu” ,taking its original meaning, refers to the large-scale auction of ancient books in spring and autumn. The book contains the texts of the famous folk collection of famous Chinese writer Wei Li in the past two years (from the autumn of 2014 to the spring of 2016), about 50 articles, including what the authors saw during the major auctions and previews, comments and reviews on the highlights of each auction, as well as the author’s decades of experience in the classification, auction, and collection of ancient books. This book is not only a true record of the ever-changing ancient book auction market, but also a collector’s love for ancient books and traditional culture. Moreover, the book has both experience and fun stories, which can be used as an introductory reading for the latest developments in ancient books and ancient books.