International mergers and acquisitions are a multiple game process, which is not easy. Increasingly accelerating economic globalization, while providing overseas M & A opportunities for enterprises, also brings many risks. Chinese companies have not been going out for a long time. They lack sufficient understanding of the laws and regulations, social customs, cultural background, and political system of developed market economy countries, and they have encountered cross-border mergers and acquisitions. The improvement of cross-border M & A experience and skills requires long-term accumulation, and it is difficult to make qualitative changes in a short period of time. A professional mergers and acquisitions consulting agency is important for the smooth development of corporate mergers and acquisitions.