Lee officially started his career as a basketball player in 2005, playing for the Bellingham Slam, an American basketball team, after which he played for Harlem Globetrotters in an Exhibition Game. Along with this, he has played for several other teams like Los Angeles Lakers, Sacramento Kings, and Singapore Slingers. Moreover, he played his most important match as a South Korean player in 2010 Asian Games and the 2013 FIBA Asia Championship.
Moving further, his personal life has been far from the sight of media with no information about him being married or divorced. However looking at his age, he is more likely to be married. Apart from this, the player who is a Korean by nationality earns a good salary from his career as a basketball player, a major part of it coming from the league games. Besides, he also makes earnings from endorsements but the actual figure of his total earning is not revealed by the star player.