Report data processing method and device, computer equipment and storage medium

The invention relates to a report data processing method and device, computer equipment and a storage medium. The method comprises the steps that a received report comparison request is responded, a project mapping relation between a counting and extracting report and a declaration report is obtained, and the project mapping relation is established based on identifiers corresponding to all counting and extracting projects in the counting and extracting report and identifiers corresponding to all declaration projects in the declaration report; according to the project mapping relation, comparing the counting and extracting report form with the declaration report form to generate a comparison difference result; and returning a comparison difference result. By adopting the method, the report comparison efficiency can be improved. The method can be applied to various business systems, such as an enterprise resource planning (ERP) system, an enterprise management system, a tax system, a financial system, a manpowe