| 2018.08.23 - [Certificate] INNO Biz 2018 | Show certificate |
|---|---|
| 2017.12.06 - [Certificate] POSCO Quality Certificate Q3 | Show certificate |
| 2016.11.15 - [Certificate] POSCO Quality Certificate Q3 | Show certificate |
| 2016.10.26 - [Certificate] INNO Biz 2016 | Show certificate |
| 2014.09.05 - [Certificate] ISO 9001 | Show certificate |
| 2013.03.27 - [Patent certificate] Rubstone for on-line rubbing roll (effect deferred) | Show patent certificate |
| 2009.10.09 - [Certificate] INNO Biz Certificate | Show certificate |
| 2009.04.20 - [Certificate] Korea Industrial Technology Association membership certificate | Show certificate |
| 2009.04.17 - [Certificate] Annexed R&D Institute Accreditation Certificate | Show certificate |
| 2009.03.23 - [Certificate] POSCO-certified supplier | Show certificate |
| 2007.11.05 - [Certificate] ISO 14001(English) | Show certificate |
| 2007.11.05 - [Certificate] ISO 14001(Korean) | Show certificate |
| 2007.02.07 - [Certificate] POSCO Task Completion Certificate | Show certificate |
| 2005.02.04 - [Patent certificate] Device sensing minute displacement of a roller for a rolling machine (effect deferred) | Show patent certificate |
