Lee Sung-jin [1620111] Gender: Male Popularity: 0.143 Birthplace: Seoul, South Korea Birthday: 1977-02-05 Age: 48 years Movies: 2 Links: Homepage, IMDB Biography: Lee Sung-jin (이성진) is a South Korean singer and former member of group NRG. My Tutor Friend2003-01-30 Emergency Act 192002-07-19