The economic index of industrial enterprises above a certain scale is an important content of national economic statistical accounting and an important basis for studying and judging the economic operation situation. At present，there is no corresponding statistical accounting system for industrial power consumption on a certain scale，which brings certain difficulties to accurately studying the economic power relationship and the development trend of future power demand. This report used big data analysis technology，intelligent matching and mining innovation to achieve the “one system，three application”，build a set of match with the national economic statistics caliber industrial statistics on the rules of accounting system，and on this basis，respectively achieve monitoring of industrial enterprises above a certain scale，economic power relations of fine，the whole society and industrial electricity consumption forecast，to accurately judge the entire province economic development situation and the demand for electricity situation.