The study aims to realize the relationship between consumer characteristics, buying behaviors and the store image in TAIMALL shopping center. It adopted quopta sampling, which was based on the flow of customers in TAIMALL shopping center over a period of nine months. A total of 600 effective samples were collected and analyzed. The empirical findings indicated that the variables of demographic (age & household income), lifestyles, and store image affect buying behaviors. The study suggested that, implementing target marketing strategy, frequency marketing programs, narrowing the gap of customer satisfaction to store attributes, enhancing appeal for fashionable lifestyles, attracting customers to stay longer by employing a fluid traffic diagram, target customers favorable merchandise mix and etc., would increase TAIMALL’s sales performance.