Signal SK hynix approves 54 trillion won investment in Yongin and Cheongju fabs for AI memory

Summary

SK hynix's board of directors approved a combined investment of approximately 54 trillion won on 2026-08-07 for two new fabs: 35.2 trillion won for the Yongin Y2 fab and 19.1 trillion won for the Cheongju M17 fab. The company said the investment is intended to secure a mid-to-long-term production base amid explosively growing AI-era memory demand. SK hynix positioned the move as contributing to the stability of the global AI semiconductor supply chain and securing core production sites. The new fabs will build out DRAM and NAND production capacity, though specific commissioning timelines were not disclosed. The announcement follows SK hynix's early-August unveiling of a joint High Bandwidth Flash (HBF) standard with SanDisk at FMS 2026.