Cosmo Advanced Materials & Technology Co., Ltd. provides secondary battery cathode active materials in South Korea and internationally. The company manufactures and supplies high-Ni-based cathode active materials used in electric vehicles and energy storage systems, including lithium cobalt oxide, as well as used in secondary batteries for IT, such as smartphones, tablet PCs, and laptops. It also offers color toner and MLCC release films, semiconductor package adhesive films, halogen free insulation films, and display materials, as well as supplies magnetic tapes. The company was formerly known as Seahan Media Co., Ltd. and changed its name to Cosmo Advanced Materials & Technology Co., Ltd. in March 2011. Cosmo Advanced Materials & Technology Co., Ltd. was founded in 1967 and is based in Chungju, South Korea.