With the study of Han System Investigate, Kun Xue Ji Wen two books, to explore Wang Yinglin's thought about the study of Confucian classics . Because of its academic origins and the backgrounds of the times,and other various factors, his thought performance is: integrate hundreds, classics, history, textual criticism simultaneously; take in Han knowledge and Song knowledge ;exegesisand argumentation in both; notifying and applying ancient classics,combine sageliness within and kingliness without three aspects.