Jeong won his first championship as a professional on 20 October 2013, winning the ISPS Handa Perth International on the European Tour in a playoff over Ross Fisher. He was one of three players who had earned a place in that tournament from his position in the PGA Tour of Australasia's Tier 2 Money List for 2012, finishing 55th in the 2012 Order of Merit.http://pga-tic.com/factsheets/2013/1038/File_5.pdf This win gave him an exemption on the European Tour until the end of 2015.
