Abstract: Buy Together has been successfully listed on the US stock market in less than three years, and become the third largest e-commerce platform after Taobao and JDcom The reason is that besides the advantages of the supply chain model and product positioning, the strategy of gamification design in every steps is also worth studying Comparative research method is used to analyze the gamification elements of Buy Together and its competitors, and to analyze how its pan-gamification design can drive users purchase behaviors It is hoped that the concept of pan-gamification design can bring new insights to designers in other fields

Key words: Buy Together, gamification, pan-gamification design, incentive mechanism