1997.08 SUNGIL SPECIAL STEEL founded
2000.07 Stainless steel strips for TV supplied to Samsung SDI
2001.04 Incorporated into SUNGIL SPECIAL STEEL CO.,LTD
2001.07 Registered Utility models(martensite, Cold-rolled stainless, not oxidized continuous cooling for coil)
2004.06 Exported Vertical Type heat treatment line, Strip edge trimming machine and Surface Polishing machine to Taiwan
2004.08 Produced and supplied H&T strips for clutch part for car
2005.08 Developed and supplied H&T strips for car wiper
2005.10 Achieved ISO 9001 for steel heat treatment and H&T line equipment production
2006.10 Moved to new factory for production lines expansion
2006.12 Equipped with self-production equipment for Vertical Type H&T line(250Kw)
2007.03 Produced SUS420J2 Not oxidized continuous H&T line
2010.03 Selected as a innovative small and medium sized business
2013.04 Selected as a Promising Export Firm by the Small & Medium Business Administration of Korea.
2013.12 Awarded 1 Million dollars Export Tower trophy by the Korea International Trade Association
2015.08 Moved to Cheongra Industry zone in Incheon
2021.06 Developed and applied replaceable scraper for a patent
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