The invention discloses a market-oriented marketing electricity side operation service management platform. Along with the continuous opening of the electricity selling market, market entities continuously increase, and power transaction is market-oriented, so that the electricity selling business has to improve and develop to adapt to the electricity selling market reform process. The invention provides the market-oriented marketing electricity side operation service management platform, a shared database is established via an SOA configuration to realize the functional combination and information transfer between the modules, a business expansion module, a market entity information management module, a module for users to replace electricity traders and a minimum power supply module are designed for the electricity selling market opening based on big data. The platform can not only integrate the management modules easily, open up the information barriers between the modules, further improve the work efficiency, but also can achieve the complex global business process under the full participation of data exchange, data sharing, and integrated interface application.