Daejoo Electronic Materials Co., Ltd. develops and sells electronic materials across South Korea, China, Taiwan, the United States, Europe, and Southeast Asia. Its products include high-temperature conductive pastes, conductive pastes for various applications, solar cell pastes, LED phosphor and phosphor-in-glass products, polymer materials, silicon-based lithium-ion battery anode materials, metal powders, glass materials, organic light-emitting device materials, and graphene oxide products. The company was formerly known as Daejoo Fine Chemical Co., Ltd. and changed its name to Daejoo Electronic Materials Co., Ltd. in April 2003. Founded in 1981, it is headquartered in Siheung-si, South Korea.