At the opening of the US stock market, chip stocks continued to decline, with Micron and SanDisk both falling more than 6% According to a report by Golden Finance, on July 7th, the US stock market opened with mixed gains and losses for the three major indices. The Nasdaq fell 0.62%, the S&P 500 index fell 0.15%, and the Dow Jones Industrial Average rose 0.35%. Samsung Electronics' explosive performance still leads to the collapse of global storage stocks, with Micron Technology and SanDisk both falling more than 6%, Western Digital falling more than 5%, and Seagate Technology falling more than 4%. Wal Mart rose nearly 2%, and Wal Mart and Sam will implement price reduction in the United States, which Trump calls "patriotic act". Amazon has risen over 1% and plans to issue at least $25 billion in bonds to increase investment in AI infrastructure.