Complex sentence: In each of the four regions, there are several "tinkhundla" (singular "inkhundla") managed by a regional administrator, who is aided by elected members in each inkhundla.
Split into simpler sentences: In each of the four regions, there are several "tinkhundla" (singular "inkhundla"). The regions are managed by a regional administrator, who is aided by elected members in each inkhundla.