The party alleged that white trainees at Siemens were given the opportunity to be trained overseas and subsequently permanently hired while black trainees were not afforded the same opportunity.
Normal operations will continue at all airports around the country on Monday when protests are expected, the Airports Company South Africa confirmed to News24.
The EFF in Gauteng says the swearing-in of six members to join its provincial legislature caucus, following a series of resignations, and is not a purge by the party.