Financial& Accounting SystemsInput Sub.Output Sub.ForecastingAccountingSub.Info. SysInter.InternalCapitalExterauditing SysUsersManagementDatabaseFinancialFinancialIntelligentControlSub.数据流信息流DataflowInformationFlow管理信息系统管理信息系统 Internal auditing Sys Financial Intelligent Sub. Accounting Info. Sys Database Forecasting Sub. Capital Management Financial Control Financial & Accounting Systems Input Sub. Output Sub. Exter Inter. Users 数据流 信息流 Data flow Information Flow