On enterprise acquisition financing -- LBO merger in modern business, has become a common means of expansion. In the M & A, LBO is a good choice. Because buyers only need to input a small amount of its own funds can achieve economic expansion. Of course, this kind of financing is a certain risk, because if the merger could not very good risk control, will be putting a heavy debt burden and make the enterprise dilemma. This paper from the merger began financing discussed, then analyzes the characteristics of leveraged financing and advantages, then addressed the risk of leveraged acquisitions and proposed countermeasures, with the Case of BOE's acquisition of cases analyzed, the final text of the summary as well as the application of our LBO look ahead. Keywords : mergers and acquisitions; Financing; LBO; Risk prevention