According to CoinMeta, during pre-market trading in the U.S. stock market, there was a strong rebound in the AI hardware industry chain, with sectors such as chips, storage, semiconductor equipment, and optical communications generally seeing increases. In terms of individual stocks, Avago Technologies rose by 9.08%, Sandisk by 7.97%, Micron Technology by 7.03%, Lumentum by 6.86%, Micron Technology by 6.44%, ARM by 6.12%, Applied Materials by 5.85%, AMD and TSMC both rose by 5.69%, Western Digital by 5.61%, and Coherent by 5.18%. On the previous trading day, AI hardware stocks suffered a heavy setback, with the Philadelphia Semiconductor Index plummeting by 12.25%. This pre-market rebound partially recovered some of the losses from the previous trading day.