The world is changing so rapidly and being globalized and competitive. Also, food service companies in Korea have been making a speedy growth. In order that food service companies ran take long-term viability, they should introduce the market-orientation concept. Because market-orientation requires to investigate the factors of ever-diversified market environment on a regular basis, they can build up more detailed, practical and differentiated strategies than before. Thus, this study aimed to establish that the strategy of competitive edges based on the concepts could yield excellent marketing performance.