Dear K.Ying ka,
As I informed you, I already used the remaining 2014 annual leave on 9-Mar (3 hours)
So the leave balance must be 10 days (I can see 10 days in the system also)
After that, I submitted new request for 9 days leave on 1-Apr.
So that the remaining annual leave in 2015 must be 1 day ka, NOT 4 ชม. 30 นาที (0.58)