The ANC will hold a media briefing at 1200 GMT on Tuesday.
Heineken is planning to take on Castel for the top spot in Ivory Coast's growing beer market by competing with the French company on price.
The Vintage Air Rally has flown from Europe past Egypt's pyramids and through Sudan and Ethiopia.
The rand firmed in early trade on Monday.
The plane had four people on board when it made the emergency landing.
Police said the people it simply described as "attackers" were fighting to create an independent state in the area.