Abstract：Though Xunzi and his theory exert strong influences on Chinese traditional culture, the researches on Xunzi is still not enough. In terms of the book Xunzi, the researchers' annotation and publications on it had been very few during Song, Yuan and Ming Dynasties since Yang Jing's comments on Xunzi appeared in Tang Dynasty. Promoted by textology in Qianjia period of Qing Dynasty, the researches on the book Xunzi made a breakthrough in published versions and textual explanations, Hao Yixing and Wang Xianqian's works are representatives at that time. In the early 20th century, the researches on Xunzi got an all-round development, Liu Shipei and Liang Qixiong made a comprehensive textual correction and review on it in that period. The researches have been prosperous since the founding of the PRC, the research results have become comprehensive and systematical, but there are still many problems and shortcomings, for example, the relevant researches nowadays can not surpass the predecessors completely.

Keyword：Xunzi;philology;research;