美股存储板块盘前涨幅扩大，SK海力士涨超7%

Odaily News: According to MSX.COM data, US-listed memory chip stocks extended premarket gains, with SK Hynix rising over 7%, Micron Technology up 4.39%, SanDisk up 6.18%, Western Digital up 5.25%, and Seagate Technology up 3.14%.