On August 17, US stock index futures had mixed ups and downs. As of 16:50 Beijing time, Dow futures fell more than 100 points during the day, or 0.2%; NASDAQ futures rose more than 150 points, or about 0.5%; and S&P futures rose slightly by 0.13%. International oil prices have collectively risen, and international gold and silver prices have declined. Expectations of the Fed's interest rate hike have changed, and the probability of a rate hike in September has dropped to about 33%. Memory chip giants generally rose before the market, with SanDisk up more than 5%, SK Hynix and Western Digital by more than 4%, Micron by more than 3%, Intel and Mywell Technology by more than 2%, and AMD and Broadcom by more than 1%. Optical communication concepts rose simultaneously, with Corning up more than 3%, Coherent by nearly 3%, and Lumentum by more than 2%.

On August 17, US stock index futures had mixed ups and downs. As of 16:50 Beijing time, Dow futures fell more than 100 points during the day, or 0.2%; NASDAQ futures rose more than 150 points, or about 0.5%; and S&P futures rose slightly by 0.13%. International oil prices have collectively risen, and international gold and silver prices have declined. Expectations of the Fed's interest rate hike have changed, and the probability of a rate hike in September has dropped to about 33%. Memory chip giants generally rose before the market, with SanDisk up more than 5%, SK Hynix and Western Digital by more than 4%, Micron by more than 3%, Intel and Mywell Technology by more than 2%, and AMD and Broadcom by more than 1%. Optical communication concepts rose simultaneously, with Corning up more than 3%, Coherent by nearly 3%, and Lumentum by more than 2%.