This article illustrates the origin of gathering, the arrangement, processes, results and value of Hu Pu-An's literatures. Being active in literary circles in Shanghai through the early 40 years of R.O.C. era, Hu Pu-An (1878-1947) was a prominent scholar having great achievements in Chinese characters, Confucian classics, Chinese history and Chinese classic philosophy. His life also well reflected the times between the late Qing dynasty and early R.O.C., that is, the end of 19^(th) century and early of 20th century. Hu has very abundant of writings but scattered in many places due to turbulent era. By visiting related persons and gathering, the author has collected and arranged more than 2,000 pieces of Hu's poems, while his essays are even more abundant. Currently, there are 658 pieces, in 13 categories of Hu's essays have been collected (unpublished in book, and not including fields of Chinese characters and classics). These include: 33 pieces of abstract writings, 103 pieces of preface/postscript writings, 26 pieces in Chinese classics, 15 pieces in Buddhism study, 36 pieces in education, 190 pieces of political arguments, 36 pieces of biographic writings, 66 pieces of letters, 26 pieces of miscellaneous writings, 9 pieces of travel notes, 50 pieces of novels (in 241 sections), 14 pieces of panegyric articles, 54 pieces of poetry criticisms (in 98 clauses). With the progress of 599,544 characters have been filed, the project of digitalization is now going on. The project preserves literatures of an important scholar in early R.O.C. era, and in-depth describes Hu Pu-An's life, academic track, social relations, friendship with other scholars, thinking in politics, education, literatures and Buddhism, and his research achievement. Moreover, the results will also provide practical information for studies of Southern Society, literatures, history, academy, politics and society of early R.O.C. era.