PBESProceedings of Business and Economic Studies2209-26412209-265XBio-Byword Scientific Publishing Pty. Ltd.10.26689/pbes.v2i4.826Articlehttps://artdesignp.com/journal/PBES/2/4/10.26689/pbes.v2i4.826ZhaoXiuli2019242019-08-29The development of cross-border e-commerce cannot be separated from the support of policy, and policy formulation must conform to the law of cross-border e-commerce development, which needs to understand the theory of cross-border e-commerce development, clarify the factors and mechanisms affecting the development of cross-border e-commerce, on this basis, the policy formulated can have synergies, but also for the development of e-commerce to play a better role. On the basis of theoretical discussion, this paper puts forward the problem of the synergy of policy formulation.