Dongyang Sealant

Established in 1988 through a joint venture between GE Silicones, Toshiba Silicones, and Oriental Chemical Industry (OCI), Dongyang Sealant has been a cornerstone of the Korean silicon industry. Originally known as Dongyang Silicon and rebranded in 2014, we have solidified our position as the leading domestic silicon manufacturer. Spearheading the market's growth during Korea's economic boom, we have forged strategic partnerships with industry giants, driving market expansion. Today, Dongyang Sealant continues this legacy, offering exceptional products and services backed by extensive experience and technical expertise. Our vision extends to pioneering advancements in the future silicon market landscape.