The invention discloses customer business information and an integrating application method of digitized information of the customer business information. The integrating application method includes the steps of customer business information entity integrative operation, customer business information digitized processing and the customer business information and the digitized information integrating application, wherein the customer business information entity integrative operation and the customer business information digitized processing are simultaneously operated, and customer business information entity information and the digitized information are related through information barcode. Due to the fact that systematization, integration, streamlining and standardization and refinement are guiding ideology, total process and total life cycle management of customer business information entity operation are achieved. Through simultaneous collecting, processing, transformation, sharing and application of data of the information technology, an intelligent information service system facing users and an information management system are produced and used as a service platform of a power supply enterprise to provide services for electricity customers, an information platform to support business operation of an operating department and an information support platform to support each engineering business department to improve working efficiency.