Complex sentence: Volkswagen has had a factory in Eastern Cape since the early 1950s, which now employs around 6,000 people and produces 120,000 vehicles per year, of which 40,000 are exported to fellow African countries.
Split into simpler sentences: Volkswagen has had a factory in Eastern Cape since the early 1950s. It now employs around 6,000 people and produces 120,000 vehicles per year, of which 40,000 are exported to other African countries.