Supply of Mining Equipment/ Ball Mill for Gold Processing Mar 01 2021· Supply of Mining Equipment/ Ball Mill for Gold Processing Deadline 09 March 2021 BIDDING DOCUMENT FOR THE SUPPLY OF MINING EQUIPMENTS NO 02/NM/2021 BACKGROUND Ngali Mining Limited NML is a Private Limited Company registered in November 2015 under the Rwandan law fully owned by NGALI Holdings and the latter being a public owned enterprise