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SK Group Chairman Chey Tae-won will chair the board of HYAICO Corporation, the U.S.-based artificial intelligence investment arm of SK hynix, according to documents filed with the U.S. Securities and Exchange Commission (SEC). The filings, submitted on November 3 (local time), list Chey as board chairman and Song Hyun-jong, president of SK hynix, as CEO. Yonhap and the Korea Times report the appointment, with the Korea Times noting the SEC filing. Korean outlets including Chosun Ilbo and Maeil Business Newspaper also covered the news, confirming HYAICO as the entity's name. Korean reaction centers on the strategic significance of Chey's direct oversight of the AI investment vehicle, reflecting SK Group's push into the U.S. AI sector.