SK hynix disclosed in a regulatory filing on Tuesday that it will purchase 11.9 trillion won ($7.9 billion) worth of EUV lithography equipment from ASML by the end of 2027
30 new EUV machines over two years
deployed across two facilities: SK hynix's M15X plant in Cheongju, which is focused on producing HBM chips, and the new Yongin Semiconductor Cluster, which will handle advanced DRAM
first cleanroom opening from May to February 2027. The company committed a total of 31 trillion won ($21.5 billion) to the Yongin Phase 1 fab, which will eventually house two building shells and six cleanrooms
the order contains a "pull-in element" designed to lock down ASML equipment supply ahead of competitors.
reported a €38.8 billion order backlog at the end of 2025. Samsung and TSMC are also major buyers of EUV equipment, and all three major memory makers are expanding capacity