It is a landmark event of the Beijing academia banqueting Paul Pelliot in 1909 in the history of early Dunhuang Studies.The first man who discloses the list of scholars attending the banquet is Tanaka Keitaro, a Japanese bookseller.The diaries of the experienced person are the first hand of literature in historical studies.Diary of Jiang Han newly announced records the event of the Beijing academia banqueting Paul Pelliot.The exact time is October 4th, 1909.It can be further confirmed that the date of the September 4th Tanaka Keitaro recording is wrong.It is especially valuable that Diary of Jiang Han records 18 people at the banquet.This list is the largest number of records found so far and provides an important material for reexamining the nature and significance of the event from the perspective of academic history. The foreign scholars who attended the banquet and were recorded by Diary of Jiang Han were Paul Pelliot,French and Fredrick McCormick,American.Thus Dong Kang made academic contact with stranger Paul Pelliot through the introduction of the middleman Fredrick McCormick.Investigating the identity of Chinese scholars attending the banquet,they were all incumbency officials from the Imperial Educational Ministry,the Imperial University of Peking and the Dali Court.The high officials from the Imperial Educational Ministry played an irreplaceable practical role in the banquet. The original intention of the banquet had a double purposes, one was contact with western scholars to promoting the publication of Dunhuang Literature,the other one was to promote the high officials from the Imperial Educational Ministry and the Imperial University of Peking to buy and protect the Dunhuang Literature.The banquet not only succeeded in achieving the above goals, but also greatly improved the influence of the Dunhuang Literature on Chinese academia.This event directly promoted the rise of early Dunhuang Studies. Over all, Dong Kang and Luo Zhenyu played the most important role in a series of activities before and after the banquet.They made a lot of work which had been fully recognized by the academia in Beijing,so they were elected to contact Paul Pelliot.They established good academic connection with Paul Pelliot and laid the foundation for long-term cooperation. In addition,the most noticeable of the people attending the banquet was Wang Guowei.Diary of Jiang Han provides precious historical materials to researching academic connection between Wang Guowei and the early Dunhuang Studies. Wang Guowei was an interpreter of the Imperial Educational Ministry.He could meet Paul Pelliot, read the Dunhuang Literature and attend the banquet because of help from Luo Zhenyu and Jiang Fu. Although Wang Guowei was focused on Ci and Qu,he laid the foundation for the Dunhuang Studies and greatly deepened his understanding of the Dunhuang Literature by assisting Luo Zhenyu in editing related books.