1988. 01. 10   Founded Sanghee Metal Industries (895-1 Yeonam-dong, Jung-gu, Ulsan City)
1990. 04. 20   Moved the plant (682-1 Yeonam-dong, Jung-gu, Ulsan City)
1993. 12. 10   Converted into corporation (Sanghee Metal Co., Ltd.)
1994. 07. 26   Moved the plant (11-0 Gueo-ri, Oidong-eup, Gyeongju-si, Gyeongbuk)
1994. 11. 27   Designated as the company with special military service
1998. 08. 01   Registered as the cooperative company of Hyundai Motors
2000. 05. 15   Certified for QS-9000quality (Small and Medium Enterprise Certification Center)
2001. 10. 25   Designated as a promising small and medium company (Credit Guaranty Fund)
2001. 11. 27   Registered at Public Procurement Service
2003. 08. 17   Moved the plant (1353-44 Gueo-ri, Oidong-eup, Gyeongju-si, Gyeongbuk )
2004. 04   Designated as family company of Industrial Bank of Korea (Industrial Bank of Korea)
2004. 06. 07   Certified for SQ quality (Hyundai Motors and Kia Motors)
2004. 07. 28   Designated as the model company for diligent tax payor (No. 74 for National Tax Service)
2004. 11. 26   Increased the capital
2004. 12. 01   Certified for Valeo 1000 - Grade A
2005. 03. 18   Recognition of Clean Business Premises (Korea Industrial Safety Corporation)