From long time age, the southern part of Yangzi River was rich area to cultivate literature. In my thesis, I have focused on “Suzhou” belonging to above category. Lots of people has devoted to research in developing the literature. It also casts an influence in scripture books and books’ collection as fashion. The collection of books becomes popular in Qing Dynasty. I describe the characters of private book collectors in Suzhon and research how many people devoting themselves in book collections in the beginning of Qing Dynasty. I also mention how to define a real books’ collection. And I further to find out the resources of books and the reasons behind them in collecting. I hope I may bring a clear picture why those private book collectors play an important role in the southern part of Yangzi River.