Zhang considered turning professional at 25 years of age after the 2008 Olympics, but could not until 2014. Dino Duva and Don King were the first promoters to approach Zhang. In August 2009, Duva and King arranged for Zhang to train at the Poconos. In September 2010, Duva arranged for Zhang to train box in… Continue reading does mike tyson still have his face tattoo article156