The retail industry is changing its essential attributes of cost，efficiency，and experience in the most imaginative way under the fourth retail revolution when the artificial intelligence and big data emerged.And big data is gradually being refined into higher value applications under this change.The application not only changes the development of traditional industry，but also provides a new way for the industry to solve problems.The unbounded retail model of anytime and anywhere will break the boundaries between different scenes which will not only provide consumers with a freer way to shop，but also be the most efficient way for different industries to collaborate with each other.The upgrading of the industry triggers an“iterative upgrade”of people's lives.