蔡兴宗,字伯世,两宋之际重要的文艺批评家、杜诗学专家。关于蔡氏籍贯生平,历代史料却极少载录。本文通过勾稽文献,考出蔡氏籍贯及其生平与交游梗概,弥补了史料的不足。 Cai Xingzong, the word Boshi, an important literary critics of the two Song dynasties, Du poetry expert. About Cai natives birthplace, historical data is rarely recorded. In this paper, we make up the shortcomings of the historical data by examining the literature, examining the origin of Chua’s birthplace and his life and traveling.