2013 World Junior Table Tennis Championships | ITTF rankings: Park Chan-Hyeok 1506, Jang Woojin 1742 |
2014 Korea Junior and Cadet Open | ITTF rankings: Park Chan-Hyeok 1508, Jang Woojin 1638 |
2012 Korea Junior and Cadet Open | ITTF rankings: Park Chan-Hyeok 1487, Jang Woojin 1544 |
2010 Chengdu (China) Junior and Cadet Open | ITTF rankings: Park Chan-Hyeok 872, Jang Woojin 1278 |