Hai Yuan Ge is one of the four important private bibliotheca in late Chi'ng Dynasty. In its heyday, it collects the most important woodblock printing books in China. Among its abundant collections, the most highly valued books are Si Jing Si Shi: four classic books of Confucian canon and four books of Chinese history printed in Sung Dynasty. The purpose of this paper is to introduce Hai Yuan Ge, and its exquisite collection: Si Jing Si Shi.