“ Advanced technology and know-how! Sosun Oh will lead the 21st century. ” Hello? This is Kim Woo-sik, CEO of So-sun Oh Co., Ltd. Thank you for visiting our website. Oh So-Sun Co., Ltd. is a professional orthodontic material company that strives to provide more customized services to orthodontist teachers. We participated in the domestic development of ceramic brackets from the beginning and entered the market that was previously limited only to expensive imported products. We strive to provide a variety of choices, and as a result, the quality is on par with those imported from well-known foreign companies. Domestic brackets, which are more reasonably priced, have taken over a large part of the orthodontic market. Based on 20 years of experience and know-how in the orthodontic industry, we will continue to strive to develop new products in the future. It contributes to the development of Korean orthodontic materials with excellent products, and provides teachers and customers with better treatment processes and results. We will do our best to give you trust and satisfaction. Thank you for your interest and encouragement. Best service orthodontic material specialist A high-quality orthodontic bracket that improves fracture resistance by special precision processing of high-hardness, transparent sapphire material, and improves aesthetics, corrective ability, and surgical stability! Make your dreams come true. We are here to help. Thank you.