History

08　|　Obtained 'Certificate of Designation of Excellent Product' for 3-Layer PE & polyurethane coated steel pipe (from the Public Procurement Service, Republic of Korea)
06　|　Obtained 'Excellent Product Certificate' for 3-Layer PE & polyurethane coated steel pipe (from the SMBA)
02　|　Registered and authorized R&D center (by KOITA)

10　|　Obtained 'Certificate of Designation of Excellent Product' for polyurethane coated steel pipe pile
06　|　Obtained 'Certificate of Designation of Excellent Product' for polyurethane coated steel pipe (from the Public Procurement Service, Republic of Korea)
04　|　Obtained 'Excellent Product Certificate' for polyurethane coated steel pipe (from SMBA)
03　|　Obtained KS National Standard Licenses

02　|　Registered and authorized R&D center (by KOITA)
01　|　Obtained ANSI/NSF 61 certification for polyurethane coated steel pipe

10　|　Installed and launched Spiral-weld pipe Mill​

09　|　Registered patent No. 10-0859321 (Polyurethane coating device)​

02　|　Obtained KS National Standard Licenses for the new factory

01　|　Obtained certificate of INNO-BIZ (from SMBA of the National Government)​

10　|　Obtained ISO 9001 License for the new factory (from KSA)
09　|　Company and factory moved to Cheonan-si, Chungcheongnam-do

10　|　Registered patent No. 10-0610056 (Three layers coating equipment and such coating method)
09　|　Registered patent No. 10-0645917 (Joint systemand method of piping material at site)

10　|　Company and factory established