Mr.Wuhan is fruitful in the study of the history of the Ming Dynasty.The main part of his study is laid on Zhu Yuanzhang’s absolutistic power centralization and its influcence,especially,on the strengthening of the absolute central authority,the control of the intellectuals’ideology and the strengthening of the military leadership and on the comment of Zhu.His fruits have produced much influence in the acedemic circle and many aspects of his study have been used.