He joined Racing de Santander in February 2006, but he suffered from injuries.
His La Liga debut was 24 May 2006, in the last game of the 2005–2006 season against Villarreal CF.
He has had a tryout with the Finnish club FC Haka who wanted Lee to play as a left back, but he was not signed.
[1] In March 2009 he joined Finnish club JJK on a tryout.
This biographical article related to a South Korean association football defender is a stub.