Tower of 5 Million Dollar Export
ISO 9001Quality Management System Certificate
Patent Certificate
Certificate of Good Quality firm
Letter of Thanks (Chugairo)
Plaque of Thanks(New Nippon Steel)
Plaque of Thanks(Hanhwa Machinery
Plaque of Thanks(Posco Development)
Plaque of Thanks(Sungju)
Plaque of Thanks(Posco Construction)
Plaque of Thanks(Union Steel)
Plaque of Thanks(Posco Construction)
Registration of Professional Construction
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