Question: Tengku Djan Ley, a professional driver who uses the drift technique of intentionally oversteering through a corner, is the head of what Motorsport company?
Sentence (from "Tengku Djan Ley"): Tengku Djan Ley bin Tengku Mahaleel is the head of Proton Motorsports and is also a Malaysian professional drift driver who has taken part in the D1 Grand Prix racing series and others.
Relevant evidence: Yes