SABC journalists approach Constitutional Court about dismissals July 20, 2016 Implats' deadline for Oakbay’s JIC Mining to get local banker means 340 jobs at risk General Kumba Iron Ore halves production at Sishen mine and cuts workforcePosted by admin BDLive reports that Kumba Iron Ore responded to the slump in international commodity prices by halving production at its Sishen mine and cutting about 31% of Sishen’s workforce. Source: Latest News