Aug. 1997   SUNGIL Special Steel Founded

 Jul.   2000   Stainless for braun tube supply to Samsung SDI

 Apr.  2001   Changed to SUNGIL Special Steel Co.,Ltd

 Jul.   2001   Registered Utility models(martensite, Cold-rolled stainless, not oxidized                    continuous cooling for coil)

 Jun.  2004   Exported Vertical Pb-Type, Strip edge trimming machine and Edging

 Aug.  2004   Produced clutch part for car

 Aug.  2005   Produced and supplied window brush for car

 Oct.  2005   Achieved ISO 9001 for steel heat treatment and equipment production

 Oct.  2006   Moved to new factory building for expansion

 Dec.  2006   Equipped with self-production equipment for Vertical Pb-Type(250Kw)

 Mar.  2007   Produced SUS420J2 Not oxidized continuous line and supplied to Changrip,                     Korean company

 Oct.  2007   Certificated as a clean workplace

 Mar.  2010   Selected as a innovative small and medium sized business