Idizayinelwe njengengxenye ebalulekile yendawo yokuqeqeshwa okuphambene, isitoreji esiningi nokuqina kubaluleke kakhulu.Isistimu yokugcina umthamo omkhulu wezigaba ezimbili ukuze ufinyeleleke kalula njengoba izimfuno zejimu ziyanda.Ngenxa yochungechunge olunamandla lokuhlinzeka nokukhiqiza lwe-DHZ, isakhiwo sefreyimu yesisetshenziswa sihlala isikhathi eside futhi sinewaranti yeminyaka emihlanu.
