How HRPro calculates Sick Leave 1 (Statutory) Balance

HRPro calculates the Sick Leave 1 (Statutory) Balance based on:

Reference: Chapter 5: Sickness Allowance http://www.labour.gov.hk/eng/public/wcp/ConciseGuide/05.pdf 

Sick Leave Entitled is based on

Sick Leave Adjustment is based on

Sickness Days are the days that qualified the Sickness Allowance. i.e. The sum of the days in Leave Entry that the Leave Nature is Sick Leave (Statutory) within the payroll period. 

Actually, it is the system adjustments to forfeit the sick leave balance when the sick leave balance reaches 120 days