市场全天震荡调整，三大指数均跌超1%

Market Overview - The A-share market experienced a collective adjustment with all three major indices falling over 1% on August 1, 2025, with the Shanghai Composite Index closing at 3573.21, down 1.18% [1] - The Shenzhen Component Index closed at 11009.77, down 1.73%, and the CSI 300 Index closed at 4075.59, down 1.82% [1] Sector Performance - The top-performing sectors included Computer (up 0.39%) and Communication (up 0.06%), while the worst-performing sectors were Steel (down 4.08%) and Non-ferrous Metals (down 3.19%) [2] - Notable concept stocks that performed well included Liquid Cooling Servers (up 1.86%) and Smart AI (up 1.73%), while sectors like Special Steel Concept and Low-E Glass saw declines of 3.20% and 3.07% respectively [2] Future Outlook - The market showed signs of volatility with the Shanghai Composite Index breaking below the 3600-point mark, indicating potential short-term selling pressure [5] - The manufacturing Purchasing Managers' Index (PMI) for July was reported at 49.3%, a decrease of 0.4 percentage points from the previous month, indicating a slight decline in manufacturing activity [4] - The non-manufacturing business activity index was at 50.1%, also down by 0.4 percentage points, but still above the critical point, suggesting overall expansion in business activities [4] - The report suggests a focus on sectors such as TMT (Technology, Media, and Telecommunications), public utilities, pharmaceuticals, and finance for mid-term investment opportunities [5]