Mergers and acquisitions are the popular and fastest path for enterprises to maitain sustainable development in the international market. In addition to integrating rsources and promoting business performance,mergers and acquisitions can improve enteprisesynergy.The government aims to ensure national enterprises can conduct mergers andacquisitions to elevate their overall competency in safe and regulated envronment. Forthis reason,the government announced the Business Mergers and Acquisitions Act onFebruary 2,2002.The cases of mergers and acquisitions under the approved act totaled1,334 by 2009, reaching the monetary value of NTD 621.02 billion.
This research studies the business performance and long-term performance of listed companies following mergers and acquisitions,examining the significant differencas between the expectations and the result.