In recent years, the personal computer industry has a rapid development. It has accomplished the considerable market. Though the scale of the market tends to become stable from expending, the personal computer industry is still the focal point. Personal computer companies plan to use different policies to satisfy consumer and increase the market share rate. They have made a large investment in competing with their industry counterparts. However, the best policy for a company is to grasp consumer's behavior and demand. For this reason, this study aims at analyzing and comparing three consumer's behaviors which are ”the motive of the purchase”, ”the customer satisfaction”, and ”the willingness of repurchase”. This study collects the questionnaire from two national universities in Yunlin. The findings confirm that ”the willingness of repurchase” is affected by ”the motive of the purchase” and ”the customer satisfaction”. According to the research, the results indicate that three consumer's behaviors have a positive relationship and influence. It shows that the company must establish a set of appropriate marketing strategy by analyzing customer behaviors. The strategy can stimulate consumption and build up competitive advantage of business. In conclusion, this empirical study attempts to help computer sector to develop a more profitable business and stand out their industry counterparts.