Flow economy is an emerging economic model spawned by the digital age,which plays an important role in achieving common prosperity.Throughout the three dimensions of theory,practice and value,helping the development of productive forces is the material foundation for flow economy to realize common prosperity,digital empowerment is a new quality productivity provided by the flow economy to achieve common prosperity,and people-centered is the value pursuit followed by the flow economy to achieve common prosperity.At present,the flow economy,with its huge development base and potential,provides development momentum for promoting economic recovery and realizing common prosperity,but it is also faced with practical challenges such as insufficient linkage of development entities,the need to optimize the business environment,insufficient reserve power in operating model,and lack of impetus for innovation and development.Therefore,to achieve sustained growth of the flow economy to boost common prosperity,consolidating development measures should be focused on subjective symbiosis,platform co-construction,carrier sharing and common prosperity.