| 1990.12 | Established Company. |
|---|---|
| 1994.08 | Authorized for quality class “Q” from KHNP |
| 1995.03 | Established R&D center |
| 2000.12 | Certified with ISO 9002:1994 |
| 2002.06 | Certified with KEPIC MN. |
| 2003.07 | Certified with ISO 9001:2000 |
| 2005.06 | Re-Certified with KEPIC MN |
| 2008.07 | Certified with ASME “N”, “N3″ & “NPT” |
| 2009.12 | Awarded 3milion dollars export pagoda prize |
| 2010.05 | Certified with ISO 14001 & OHSAS 18001 |
| 2010.09 | Certified with ASME “U”, “U2″, “S”, “PP” |
| 2011.07 | Re-Certified with ASME “N”, “N3″ & “NPT” |
| 2011.07 | Certified with ASME “NS” |
| 2011.07 | Re-Certified with KEPIC MN |
| 2011.07 | Certified with KEPIC EN |
| 2014.06 | Re-Certified with ASME N, N3, NPT & NS |
| 2014.09 | Re-Certified with KEPIC MN |
| 2014.12 | Awarded 5 Million Dollars Export Pagoda Prize |
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