To get started, you need to first create a rules composer DC called ratecalculation.
In the SAP NetWeaver Developer Studio, choose
.In the wizard that appears, expand the Rules Composer node and choose Rules Composer Development Component. Choose Next
In the screen that appears, choose the software component where you want to create the DC.
For example the software component could be MyComponents [demo.sap.com] under the Local Development node. Choose Next.
In the screen that appears, enter ratecalculation in the Name field and choose Finish.
In the Project Explorer view, you should see the ratecalculation node as shown below: