Sierra Mineral Holdings 1 Limited (hereinafter referred to as SMHL) a subsidiary of the Vimetco N.V , a private entity with major operating subsidiaries, Alro SA (88% owned) listed on the Bucharest Stock Exchange and Henan Zhongfu Industry (53.9% owned) listed on the Shanghai Stock Exchange. SMHL is one of the arms of Vimetco Holdings – one of the largest Aluminium producers in the world and has been supplying its parent holdings i.e. Alum its raw material for a production activity that brings out quality production of Aluminium to supply the global market.