Tags: Badminton Player.
Jung Jae-sung (also Chung Jae-sung; Hangul: 정재성; Hanja: 鄭在成; born August 25 1982 in Jeonju Jeollabuk-do) is a retired male badminton player from South Korea.Jung started playing badminton at 7 at his local elementary school. He entered the South Korea national badminton team in 2001.