We promise you to provide the best-quality product through development of a new technology. Since our establishment in 2000, DongnamKorea has been carrying out all our responsibility as a business partner through strict quality control system and quality certification such as IS09001, I5014001 & ISO 45001 approved by ABS and all other globally well-known classification. We have become a leader in the field of Precision tube industry supplying 'Tube & Coil Product such as Seamless Tube, Jacket Tube, Multi Core Tube and other fittings. We promise our customers that we will supply the "Best-Quality" products through continuous development of our facilities and technology.