How do I create and maintain earning types for employee's salary?

Administrator can click on the Salary Earning under Administration Section, the following page will appear. This page is for the Administrator to add/edit/activate/inactivate available additional earning type besides the basic salary as shown below. 

Under the Search Criteria section, you can filter the records of the earning type by Salary Earning and Status (all box in red as shown in the image below), click on the Search button (box in black as shown in the image below) to apply the filter.

The table (box in green as shown in the image below) shows the relevant salary types records.

To add a new earning type, you can click on the Add button (box in red as shown in the image below), you will be redirected to the Add Earning Master page as shown in the image below. You can also choose to edit the earning types by clicking on the Salary Earning hyperlink (box in purple as shown in the image below).

You can fill in the details such as Earning, Unit Price/Formula, External Account, Status, CPF and SDL (all box in red as shown in the image above). Please be take note on the rules on writing formula as shown in the Note for Formula Field section (box in green as shown in the image above). Click on the Save button (box in black as shown in the image above) to save the new additional earning type. You can click on the Cancel button (box in orange as shown in the image below) to undo the creation of the earning type.