There  are  three events in relation to the cultural setting from Manchu’s  rising to its  invading  Shanhaiguan,including the exploring stage in which was ruled by Emperor Nuerhachi,the transmitting stage ruled by Emperor Huangtaiji and the integrating staged ruled by the Prince Regent Duerguen·The author offers a great deal  of  historical materials to demonstrate that Qing’s succession was contributed  not  only  the  Eight Banners  military accomplishments,but  also  the cultural positive role which  the Confucianism  occupied  a  leading  place  since  the  Huangtaiji’s  reform.