Abstract: In order to eliminate “information island” in Heilongjiang electric power company, the power marketing information integration platform is developed, the platform’s information comes from different business system. Servers are distributed in different cities of Heilongjiang province. The network situations are each not same. Platform analyses and processes the complicated condition in detail, and realizes the information integration efficiently and accurately in three branches which are from administration of power supply, electric power bureau to provincial bureau, providing the comprehensive and accurate data to assist the analysis and decision.

Key words: information integrating, electric marketing, data warehouse, ETL rule