With the development of production and the global expansion of multinational companies, 9710 new mode from of cross-border electricity business order and cross-border electricity international express subsidy policy are issued , China's cross-border electricity has developed rapidly, according to the development of China's cross-border electricity, choosing import and export of goods total amount , general public budget expenditure, regional production capacity as indicators, taking China's 31 provinces as the research object, the fuzzy set qualitative comparative analysis (fsQCA) method is used to explore the logical relationship between the interaction of various indicators of cross-border e-commerce .It is found that there are three different factors configuration to promote cross-border electricity development, the core index number are total import and export of goods and e-commerce companies .Therefore, on the basis of the three different policy path to the function of the edge , the path to promote the development of cross-border electricity can be divided into distance oriented economy oriented and government guidance, and explains the path ADAPTS the characteristics of the region. Finally, suggestions are put forward to promote the further development of cross-border e-commerce in Jiangxi Province.