2000's

1. 2014 | Gimhae New Factory operated
2. 2011 | Korean World-class Product Manufacturer by Ministry of Commerce & Industry
3. 2010 | JIS(Japan) Approved
4. 2006 | European CE Approved (Digital lock parts).
5. 2005 | SP (NT FIRE 017 in Sweden) Approved.
6. 2003 | SINTEF(NT FIRE 017 in Norway) Approved.
7. 2001 | The 30th anniversary year.
8. 2001 | U.L.(Under writers Laboratories Inc. In U.S.A.)Approved.
9. 2000 | ISO 9001 Approved.

1990's

1. 1999 | GOST Registered Russian Standard(POCC KR AS177.1300876)
2. 1997 | Moved to New Factory at Kimhae.
3. 1994 | Registered Korean Standard(KSG4500). (KS mark License No:10692)
4. 1993 | Induced Quality Control System
5. 1992 | Registered in Metal Furniture Association as Quality certified company.
6. 1990 | Registered to National Supply Office as Supplier.

1980's

1. 1988 | Registered in Nation Pension System.
2. 1987 | Entered Medical Assurance Association.

1970's

1. 1978 | Entered Industrial Assurance Association.
2. 1971 | Established..