| By the way of internal or external expanse, enterprise get longtime development. In fact, M&A has become one of the most important kinds of strategy. On the environment of global economy, the construction ,intensity and extension of core competence is an essential tache for enterprise to get competitive strengths. We think out a strategic framework .which is core competence based.. By reconcordanting resource and competence of two enterprises ,the core competence will be cultivated and intensified . At the premise of longtime management of enterprise, the purpose of M&A is to construct, intensify and extent core competence. So core competence is essential. Of course, any strategy should be performed roundly and flexibly ,for performance is expanse of strategy .So we give some advice at the end of the paper. |