With the development and application of streaming technology, e-commerce livestreaming has become a new e-commerce model derived from new media. From the perspective of bilateral participation in e-commerce livestreaming, this study used evolutionary game model to study the interaction influence between the sellers and consumers’ participation behavior strategies. The study found that when consumers have additional choice to learn about the products through livestreaming, the extra profits of sellers through additional e-commerce livestreaming and the emotional benefits of consumers through e-commerce livestreaming are positively correlated with the probabilities of the strategy that platform sellers choose to add e-commerce livestreaming and the strategy that consumers choose shopping through livestreaming. And it’s found that the cost of additional livestreaming activities carried out by sellers and the extra cost for consumers to use e-commerce livestreaming are negatively correlated with the probabilities of the strategy that platform sellers choose to add e-commerce livestreaming and the strategy that consumers choose shopping through livestreaming.