Time Change 2021 in West Kalimantan, Indonesia

Daylight Saving Time (DST) Not Observed in Year 2021

West Kalimantan observed Western Indonesian Time (WIB) all year.

Daylight Saving Time has never been used here.

Clocks do not change in West Kalimantan.

There is no previous DST change in West Kalimantan.

Which countries & states use DST and which do not?