Abstract:In this paper, we remodel the dimensions of the customer perceived value. On the basis of the above, we demonstrate that the influence of customer perceived value on brand preference under the new pattern of online shopping, and put forward the social media information quality is regulating the relationship between customers perceived value and brand preference. Through theoretical analysis of the effect of social media on brand preference, this paper can provide theoretical support for managers on brand operation and marketing decisions in the new network ecological environment.