Theyve won the past eight Hong Kong jockeys premierships between them and there hasnt been a Longines Hong Kong International Races since 2011 where at least one of Zac Purton or Joao Moreira has not walked away with some Group One silverware.Purton is the most successful jockey in HKIR history with nine wins but is probably the least likely of the pair to add to his haul, while Moreira has six international-day Group One
