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2017
Dec.Received the 5 Million Dollar Export Tower Award
2015
Oct.Relocated to Nam-gu, Busan
2012
Aug.Obtained the German TUV Mark (IP67, IP68)
2011
MayAcquired the item-specific, origin-certified, Korea-EU FTA qualification
Nov.Received the 3 Million Dollar Export Tower Award
2006
Mar.Designated as a Venture Company
Nov.Acquired the Environmental System Certification
2003
Jun.Selected as a Promising Export SME
Nov.Received a Presidential Citation and the 1 Million Dollar Export Tower Award
2002
Jan.Changed the company name to DSE,Inc.
2001
Jul.Relocated to Saha-gu, Busan
1999
Sep.Acquired the German TUV Mark
1998
Apr.Acquired the USA’s UL Mark (UL 508 4X)
1997
MayAcquired a Certificate of Passing from the Korea Gas Safety Corporation's safety-enhanced electrical equipment performance verification process, which was the first granted in the domestic plastic box industry (Ex e Ⅱ T4)
Jul.Acquired the German VDE Mark (IP 66 grade)
Sep.Acquired the European Community’s CE Mark
1995
Jan.Changed the company name to Dongshin Engineering (commenced exportations)
1990
Dec.Established the company as Dongshinsa (developed own model and commenced domestic supply)