NANOKOREA 2003 Exhibition (COEX, KOREA) NANOKOREA 2003 Exhibition (COEX, KOREA)  NANO TECH 2004 Exhibition (TOKYO BIG SIGHT) NANO TECH 2004 Exhibition (TOKYO BIG SIGHT) 2005 China Korea IT Business Plaza (Beijing, China) 2005 China Korea IT Business Plaza (Shenzhen, China) NANO TECH 2006 Exhibition (TOKYO BIG SIGHT) NANO TECH 2006 Exhibition (TOKYO BIG SIGHT) The Electronics Technology Fair 2006 (Kuala Lumpur, Malaysia) The Electronics Technology Fair 2006 (Kuala Lumpur, Malaysia) "TechMart Vietnam 2007" Exhibition (Danang, Vietnam) "TechMart Vietnam 2007" Exhibition (Danang, Vietnam) KOREA HEALTH EXPO 2007 (KINTEX, KOREA) KOREA HEALTH EXPO 2007 (KINTEX, KOREA) Thailand Industrial Fair 2008 (Bankok , Thailand) Thailand Industrial Fair 2008 (Bankok , Thailand) ENVEX 2008 (COEX, KOREA) ENVEX 2008(COEX, KOREA) Match Making 2008 Exhibition (HANOI, VIETNAM) Match Making 2008 Exhibition (HANOI, VIETNAM) NANO KOREA 2008 Exhibition (KINTEX, KOREA) NANO KOREA 2008 Exhibition (KINTEX, KOREA)