The invention provides a petrochemical enterprise progressive KPI reward calculating system. The petrochemical enterprise progressive KPI reward calculating system comprises an accident avoiding reward module, a safe team reward module, an accident nemesis reward module, other reward modules, a reward money management module, a monthly statistics module, a pooled analysis module and a parameter design module. According to the invention, each process node and detail of reward management are considered, the petrochemical enterprise progressive KPI reward calculating system faces different user levels of the enterprise, and is simple to operate, and provides an effective tool for improving the enterprise management.