DS21 have designed and manufactured innovative Waste Water Treatment, Demineralized Water Treatment, Condensate Water Treatment, Water Treatment, Produced Water Treatment, Storm Water Treatment, Sewage/Sanitary Water Treatment, etc with our own technology. We have already installed more than a thousand equipment in Korea and more than a hundred overseas. We have been registered in the world-famous companies such as Saudi Aramco, KNPC, KOC, SWCC, Sabic, Takreer, Gasco, Boruge, Adnoc, Adma-Opco, Oman Oil & Gas Company, etc. in the middle east countries. We promise to grow DS21 as the world best engineering and manufacturing company based on our philosophies of constant technology development, product completeness and customer first.