Samsung SDI Co., Ltd. is a battery and electronic materials manufacturer headquartered in Yongin, Gyeonggi-do, South Korea. Samsung SDI operates its business with Energy Solutions and Electronic Materials segment. The Energy Solution segment manufactures rechargeable batteries used for IT device, automotive, and Energy Storage System applications, and the Electronic Materials segment produces materials for semiconductors and displays. In the first half of 2022, Samsung SDI is ranked sixth in the world with a market share of 5 percent according to SNE research. In 2022, Samsung SDI started to build pilot line for solid-state batteries in the South Korean city of Suwon and began its first production from the very line in 2023. In 2012, Samsung SDI and several other major companies were fined by the European Commission for price fixing of TV cathode-ray tubes. Wikipedia