This report based on the survey of college students’ families in Guangdong province，found that compared with the families that have never used livestream shopping，families with the livestream shopping habit have higher communication effectiveness，among which consumption values play partial mediat-ing effect. Research shows that the entertainment function of livestream shopping increases the topics in intergenerational communication，digital consumption scenes improve the demand of enjoying consumption，and livestream shopping enhances the effect of family intergenerational communication through the fuse of consumption value. The enlightenment is to expand the of digital consumption scene to narrow the digital divide，and to emphasize the shaping of values by digital consumption media to regulate the digital consumption development.