Effect Of Merger Synergies

China’s market economy has developed rapidly after the reform and opening up, but compared with foreign mature market operation mode also there is a big gap. Each big enterprise in our country after joining the world trade organization for all kinds of merger and acquisition activity to participate in more and more, but with the western countries have long been engaged in merger and acquisition compared to large enterprises also lack of practical experience. At the same time, we should also note that, although the theoretical research of thought through m&a can improve the operating performance of companies, but in fact mergers and acquisitions are not successful. How to successfully realize the enterprise merger and acquisition strategy and evaluation of the coordination effect of merger and acquisition activity, is the goal of mergers and acquisitions activity is the key.In view of the above economic status and the characteristics of enterprise development in China. Paper reviewed the m&a motivation theory and the related literature about synergistic effect evaluation method, analyses the evaluation method of merger synergies, as well as the enterprise m&a synergy effect of various factors has made the summary and the induction. Then based on the existing research theory, improving m&a synergy effect evaluation method, from three aspects, introduce the main perspective of merger synergies and specific indicators, a multi-dimensional and comprehensive evaluation index system of enterprise merger synergies. On this basis, with giovanni cobolli gigli acquisition Volvo case as research object, analyzing whether the merger synergies. Accordingly to m&a synergy effect evaluation of specific Angle as the breakthrough point, to how to realize the merger synergies, avoid decline in mergers and acquisitions performance put forward some own views and opinions, so as to our country enterprise to carry out mergers, and acquisitions to provide valuable advice, and hope to promote the prosperity of our country economy at home, at the same time, the response country foreign development strategy of "going out".