It has provided the theory basic point and the logical beginning for the historical materialism establishment,also had determined for the Marx conception of history transformation person book approaching, simultaneously also constitutes this kind of transformation thought premise.

On the local military system of the later Tang and historical changes of Tang and Song;

To innovate the training mode of on-the-job police officers should be based on the change of concept and have "problem-oriented mentality","systematic training awareness" and "participant-oriented awareness".