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Group 1 - The U.S. stock market opened lower, but the Nasdaq and S&P 500 indices turned positive, while cryptocurrencies like Bitcoin experienced a significant drop [1][2] - The Nasdaq Golden Dragon China Index fell over 1%, with individual stocks like Xunlei rising over 10% and XPeng Motors declining over 3% [1] - Recent inflation data from the U.S. showed a sharp increase, indicating that the possibility of a significant interest rate cut by the Federal Reserve in September is not as high as previously thought [1][9] Group 2 - Bitcoin and other cryptocurrencies saw a sudden decline, with nearly 220,000 people liquidated globally in the past 24 hours, totaling approximately $1.047 billion [5][6] - Gold prices also experienced a slight drop, with spot gold down 0.3% and spot silver nearly 1% [7] - The recent increase in the Producer Price Index (PPI) in the U.S. indicates a resurgence in inflation, with July PPI rising 3.3% year-over-year, significantly above expectations [9] - Federal Reserve officials expressed that a large rate cut next month may not be appropriate, contrasting with market expectations for aggressive cuts [9]