SanDisk, Intel, and Nvidia rise in gray market trading.

On the afternoon of November 1, hard-tech stocks strengthened collectively in gray market trading. As of press time, SanDisk rose over 1% in the gray market, Intel rose nearly 1%, Nvidia rose over 0.85%, SK Hynix and Advanced Micro Devices rose over 0.70%, Micron Technology rose over 0.60%, and Seagate Technology rose nearly 0.50%. According to Securities Times, on the news front, the chip industry received positive news: boosted by strong global demand for artificial intelligence investment, South Korea's semiconductor exports surged 259% year-on-year in October. On November 1, data released by South Korea's Ministry of Trade, Industry and Energy showed that South Korea's exports in October grew 93.7% year-on-year to a record $115.3 billion, mainly driven by a sharp increase in semiconductor exports; imports grew 36% year-on-year to $72.78 billion; and the trade surplus for the month reached $42.5 billion.