1966 - 1979
- 1966. 04. 07
- Establishing Samyang Special Steel Co.
- 1971 11 11
- Constructed nation’s first stainless steel sheet plant in Ulsan
- 1975 10 15
- Changed the name to KISCO after merger between Samyang Special Steel Co. and Korea Special Steel Co.
- 1975 10 31
- Designated as a defense contractor
- 1976 10 01
- Established central R&D center
- 1977 12 30
- Constructed Changwon Plant, KISCO
- 1978 06 21
- Acquired quality standard certified by KS
- 1978 11 13
- Acquired quality standard certified by Korean Register
- 1979 02 14
- Acquired quality standard certified by Lloyd’s Register
1980 - 1982
- 1980 02 01
- Acquired quality standard certified by Class NK
- 1980 11 03
- Acquired quality standard certified by DNV
- 1980 12 01
- Won the prize for 100 million dollar export award
- 1980 12 01
- Acquired quality standard certified by TUV
- 1982 06 01
- Changed name to Sammi Integrated Special Steel Co.
1982 - 1990
- 1986 03 03
- Acquired quality standard certified by GL
- 1986 08 06
- Established local subsidiary in West Germany (S.K.I)
- 1986 10 31
- Acquired quality standard certified by JIS
- 1987 03 03
- Initial Public offering
- 1988 06 26
- Established local subsidiaries in Canada and US
- 1989 05 13
- Took over Atlas specialty steel (Canada and Al Tech specialty steel (US)
1991 - 1997
- 1991 04 01
- Constructed second stainless steel bar plant (including steel making, rolling and processing)
- 1992 03 01
- Acquired NK·BV·DNV certification
- 1993 03 15
- Acquired ISO 9002 certification
- 1993 09 03
- Acquired quality standard certified by ASME
- 1994 12 01
- Constructed thin sheet metal plant
- 1996 08 28
- Established stainless steel club
- 1997 01 03
- Acquired quality standard certified by U-SIGN
1997 - 1999
- 1997 02 17
- Sold rod and tube sectors in Changwon plant to POSCO Specialty Steel
- 1997 03 18
- Filed for bankruptcy
- 1997 03 19
- Bankrupted
- 1997 03 24
- Granted preservation of assets order
- 1997 12 14
- Undergone a liquidation process
- 1999 12 20
- Named Incheon Steel as the most preferred bidder
2000 ~ 2002
- 2000 11 02
- Approved change to corporate reorganization plan
- 2000 12 06
- Taken over by Incheon Steel (each preferred share was exchanged for two common shares)
- 2001 03 23
- Completed a liquidation process (the Seoul District Court)
- 2001 04 02
- Incorporated into Hyundai Motor Co.
- 2001 05 25
- Relocated the head office to Changwon, Gyeoungnam
- 2002 03 15
- Changed name to BNG Steel Co.
2002 ~ 2006
- 2002 11 12
- Acquired ISO 9001 certification
- 2002 12 03
- Acquired PED (material for pressure container)
- 2003 06 01
- Opened ERP enterprise wide integration system
- 2003 11 20
- Launched a rights issue (4,734,624 shares)
- 2006 05 01
- Constructed new facility(CG & CB)
- 2006 06 01
- Constructed new facility(#3BA & #5ZM)(total capacity: 290,000 tons/year)
- 2006 08 07
- Starting of BASIC(6 Sigma) activity
- 2006 09 20
- Designated as an excellent company for labor-management culture by the Ministry of Labor
2007 ~ 2013
- 2010 01 01
- Constructed precision strip cold rolling plant
- 2010 06 15
- Acquired ISO 14001 certification
- 2010 06 21
- Designated as an excellent company for labor-management culture by the Korea Labor Foundation
- 2011 03 11
- Changed name to HYUNDAI BNG STEEL Co., Ltd.
- 2012 09 28
- Took over Gwangju No.2 plant from Hyundai WIA
- 2013 07 18
- Opened Nambu office