1984.1 journalist at MBC for Social department
~1985 Journalist for the Foreign News department
~1989 Journalist for the Politics department (Parliament and Democratic Justice Party correspondent)
~1991 Foreign News department
~1993 Politics Department (Parliament and Democratic Liberal Party correspondent)
~1994 Editorial Department
~1995 Social Department (the Ministry of Health and Welfare correspondent)
~1998 Politics Department (Parliament and Parties Team Leader)
~1999 Editorial Department (Morning News)
~2000 The 2nd Social Department Case Desk
~2000.1-7 International Department; Correspondent in South America
2000.7-2001.4 Studies and Training in Moscow University
2001.4-2004.7 Correspondent in Moscow
~2005 The 3rd Social Department Regional News Desk
~2006.5 Editorialist for Politics
~2007.7 Department Leader for the 3rd Social Department; Team Leader for Network