2012 - 2014 Korea University Computer Science Education증명서를 업로드했습니다
2009 - 2012 Korea University ICT in Education증명서를 업로드했습니다
2005 - 2009 Sungshin University Mathematics/Chinese Language증명서를 업로드했습니다
2012 - 2014
Korea UniversityComputer Science Education증명서를 업로드했습니다
2009 - 2012
Korea UniversityICT in Education증명서를 업로드했습니다
2005 - 2009
Sungshin UniversityMathematics/Chinese Language증명서를 업로드했습니다