African Nations Championship Qualifyings consist of 6 zone(North Zone, Zone West A, Zone West B, Centre Zone and Central-East Zone), 48 teams, and since 2011, 16 teams qualify for the tournament, allocated this way (including host country):2 each for North Zone and Zone West A; 3 each for Zone West B, Central Zone, Central-East Zone and Southern Zone.The group stage of the African Nations Championship features pools of four teams drawn at random with a single round robin system. The top two teams from each group advance to the knockout stage. The quarterfinals, semi-finals and finals all adopt knockout system. If draw appears in the 90-minute for overtime, the winner is determined by penalty kick.