Jul. 2003 Established YANG JIN CO., LTD Nov. 2004 Rewarded 1 million export tower Nov. 2005 Rewarded 3 million export tower Sep. 2007 Contracted agent for export in the Middle East Nov. 2007 Rewarded 5 million export tower Oct. 2007 Gained ISO 9001 Oct. 2007 Gained ISO 14001 Apr. 2008 Increased 200 million won capital of YANG JIN CO., LTD Jun. 2008 Established the branch in Ulsan Sep. 2009 Established the plant in Daegu Dec. 2011 Rewarded 10 million export tower