> ABOUT YOUNGHEUNG > History
- 1970 year
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- 1977.04.20
- The Youngheung Iron& Steel was established (capital : 2.5 billion won)
- 1977.06.16
- Registered the machines
- 1978.06.18
- Completion and operation of the plant
- 1979.03.19
- Beginning of the 1st expansion of the plant
- 1979.06.05
- Completion of the 1st expansion of the plant
- 1979.09.01
- Completion of the 1st expansion of the plant
- 1980 year
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- 1980.12.01
- Awarded by the Minister of Commercial and Industry on the 17th Day of Export
- 1981.03.12
- Awarded by the President of Korea on the Day of Taxation
- 1982.06.10
- Established the USA branch
- 1982.08.14
- Established Busan Office
- 1983.12.27
- Approval of KS(Galv. Steel Wire Strands)
- 1984.08.22
- Established Seoul Office
- 1988.08.17
- Established Daeheung Industries Co., Ltd.
- 1989.07.05
- Approval of JIS
- 1990 year
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- 1994.09.08
- Approval of ISO 9002 qualification
- 1995.03.13
- Established a company in China
- 1996.10.11
- Completion of the 2nd expansion of the plant
- 1996.11.26
- Approval of KS(Steel Bars for Pre-stressed Concrete & Low Relaxation Steel Strands for Pre-stressed Concrete)
- 1997.05.07
- Approval of KS(PCW and PCWS)
- 2000 year
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- 2001.08.13
- Approval of JIS(PCW and PCWS)
- 2004.04.28
- Approval of JIS (Hard Drawn Steel Wire and Galv. Steel Wire Strands)
- 2004.12.22
- Merged to one of affiliate of Korean Iron & Steel Co.
- 2007.09.25
- Established a company, Yoingwire Vina in Vietnam
- 2008.03.10
- Achieved API 9A Qualification
- 2010 year
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- 2010.01.25
- listed in KOSPI
- 2011.04.15
- Separated from KISCO Holdings Group
- 2011.04.27
- The assumption of the office of CEO Jang Sei IL
- 2011.05.04
- merged Sammok Spring
- 2011.04
- Completion of extension of the Third Plant
- 2012.12
- Acquisition of YH Vina in Vietnam
- 2013.11
- merged Sehwa Express
