In order to achieve economic goals, stay competitive and improve market position, firms have to advance with times by executing all kinds of strategies, one of which is acquisition. “An acquisition resembles more of an arm’s-length deal, with one firm purchasing the assets or shares of another, and with the acquired firm’s shareholders ceasing to be owners of that firm” (Sudarsanam, 2003). Serving as an important capital restructuring tool, acquisition offers firms a conceivable opportunity for development by taking over another firm economically and legally. This essay aims to demonstrate that initially firms can achieve growth by the means of the acquisition of another firm, but the long-term effect of acquisition appears to be a double-edged sword. Targeted financial indicators will be cited to support this view, and different factors, which include stock market value, shareholders’ income, firm management, external pressure, supply of resources and internal cooperation, will be discussed respectively.…