SHB Money Market Dealer(Treasury Dept.):2003.2-2005.2
Corporate Dealer(Financial Engineering Center:Derivatives Product) :2005.2-2009.1
Credit Officer(Credit Assessment Dept.) :2009.2-2010.7
Secretary General Manager(Pro Sports Team): 2010.8~2013.1
Relationship manager and deputy general manager at Kwang gyo corporate banking center: 2013.2~