道指深夜跌超600点，芯片股跳水，博通飙涨5%，中概股普跌，哔哩哔哩跌7%，黄金白银急速下跌

Market Overview - The U.S. stock market opened lower with the Dow Jones Industrial Average down 1.24%, losing over 600 points, while the Nasdaq and S&P 500 fell by 0.38% and 0.62% respectively [1][2] - Major tech stocks, including Nvidia, AMD, ASML, Intel, and ARM, experienced declines of over 1%, while Broadcom rose over 5% with expectations of AI chip revenue exceeding $100 billion next year [2] Precious Metals - International precious metal prices saw a decline, with spot gold dropping 0.93% to $5,072.77 per ounce, and silver experiencing a significant drop of nearly 2% [3][4] - The London gold price fell by 0.89% and London silver by 1.82% [4] Oil Market - Crude oil prices surged, with WTI crude increasing by 5% to $78.43 per barrel and Brent crude rising over 3% to $84.02 per barrel [5] - Tensions in the Middle East escalated as the Iranian Revolutionary Guard claimed to have struck a U.S. oil tanker, asserting control over the Strait of Hormuz [5][6] Employment Data - Initial jobless claims in the U.S. for the week ending February 28 were recorded at 213,000, slightly below market expectations, indicating a stable labor market [7] - The number of individuals continuing to claim unemployment benefits rose to 1.87 million, marking the largest increase this year [7] Federal Reserve Outlook - The probability of a 25 basis point rate cut by the Federal Reserve in March is at 2.7%, with a 97.3% chance of maintaining current rates [7] - By April, the cumulative probability of a 25 basis point cut rises to 12.5%, while the likelihood of maintaining rates remains at 87.3% [7]