Strategy management theories mainly include competitive advantage theory and core competence theory; Enterprise comparative advantage includes five factors: inner advantage, absolute advantage, comparative competence advantage, regional advantage and industrial advantage. The basic framework for the enterprise comparative advantage integration theory is that the comparative alvantage is the foundation for enterprise existing and developing, cooperating while competing should be take as a prime tactic for enterprise creating inner comparative advantage,integrating inner and external advantage is an effective way to convert comparative advantage to competitive superiority.