The hypotheses of this study were investigated with the following results: First, higher market power meant higher degree of achieving superiority and overcoming inferiority. The result shows that the interval and market power recognized by the size, technological level, and corporate image of a company, are very important factors in reducing and overcoming threats to late-movers. Second, among types of competition strategies of food service enterprises, the degree of securing opportunities for market entry effect, superiority, and overcoming inferiority had positive effect on business performance, while threats had no effect. This result implies that the level of threats to late movers as they enter the market later than fast movers is less influential than opportunities and degree of achieving superiority and inferiority. Therefore, threats can be offset and performance improved by taking advantage of opportunities given to late movers. Third, according to the research on how the market power of the food service company affects the company`s business performance, it was learned that the stronger the market power, the greater the performance. Therefore, late movers will need to improve technology, corporate image, and reputation to ensure market power. Based on the findings, the study came up with implications as follows. First, the market power of the food service company was proved to be a factor that affects opportunity factor, threat factor, dominant position realization degree and inferiority overcome degree of the company in the market. Second, the market power was observed to be a very much significant factor to improve the company`s competitiveness in the market. The market power would include everything of a company from a size to technology level, images and reputation and as long as this market power works with high-quality products, the power shall be a strong strategy for the company when it tries to enter the market.