- Press date : March 29, 2011 - Press Media : Digital Times - Original article : http://www.dt.co.kr/contents.html?article_no=2011033002010932718003

2011-03-29

- Press date : March 23, 2011 - Press Media : Moneytoday - Original article : http://news.mt.co.kr/mtview.php?no=2011032308263068315&type=2

2011-03-23

- Press date : March 16, 2011 - Press Media : Moneytoday - Original article : http://news.mt.co.kr/mtview.php?no=2011031513511266520&type=2

2011-03-16

- Press date : March 2, 2011 - Press Media : Digital Times - Original article : http://www.dt.co.kr/contents.html?article_no=2011030202019957731001

2011-03-02

- Press date : January 24, 2011 - Press Media : Newsis - Original article : http://www.newsis.com/article/view.htm?cID=&ar_id=NISX20110124_0007228940

2011-01-24

- Press date : August 23, 2010 - Press Media : ETNEWS - Original article : http://www.etnews.co.kr/news/detail.html?id=201008200123

2010-08-23

- Press date : August 9, 2010 - Press Media : MoneyToday - Original article : http://news.mt.co.kr/mtview.php?no=2010080514362390798

2010-08-09

- Press date : August 2, 2010 - Press Media : Hankooki - Original article : http://economy.hankooki.com/lpage/industry/201008/e2010080210541947730.htm

2010-08-02

- Press date : July 29, 2010 - Press Media : MoneyToday - Original article : http://news.mt.co.kr/mtview.php?no=2010072808585222819

2010-07-29

- Press date : July 27, 2010 - Press Media : Edaily - Original article : http://www.edaily.co.kr/news/NewsRead.edy?newsid=01718726593038784

2010-07-27