Sishen is a large–scale surface mine in the Northern Cape province of South Africa. The mine is operated by Kumba, which is 65.3% owned by Anglo American. Kumba have re-configured the Sishen mine to lower its operating costs. The re-configuration mostly involved lower strip ratios and reducing the number of employees. While this will substantially lower costs it has also reduce the mine's reserves by 150 million tonnes and production by 10Mtpa.Anglo American is undergoing a group restructure, with a focus on 'later cycle commodities' which includes copper, diamonds and platinum. Iron ore assets have been flagged as non-core and Anglo American will look to divest or spin-off Kumba.