Activities
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2008 ~ 2010 Editing Executive Director of SAREK
2002 ~ 2008 Editing Executive Director of KSES
2003 ~ present Editing Executive Director of KOSME
2003 ~ present Technical Members of Kibo
2004 ~ 2005 Division members of NRF
2006 ~ 2012 Director and Secretary of KSPSE
2013 ~ present Editor-in-Chief of KSPSE
2014 ~ present President of Busan, Ulsan, Gyeongnam of SAREK