收评：沪指跌0.73%失守4000点，煤炭、券商等板块走低，锂电概念逆市活跃

Core Viewpoint - The stock market experienced a decline, with major indices falling below key levels, indicating a challenging environment for investors and sectors [1] Market Performance - The Shanghai Composite Index fell by 0.73% to 3986.9 points, the Shenzhen Component Index decreased by 1.16% to 13532.13 points, and the ChiNext Index dropped by 1.84% to 3263.02 points [1] - Over 4000 stocks in the market were in the red, reflecting widespread selling pressure [1] - The total trading volume in the Shanghai and Shenzhen markets reached 246.46 billion yuan [1] Sector Analysis - Sectors such as coal, brokerage, semiconductors, oil, real estate, and pharmaceuticals saw declines, while steel and non-ferrous metals sectors performed positively [1] - The banking sector showed an upward trend, and sectors related to lithium batteries and quantum technology were active [1] Economic Outlook - Dongguan Securities noted that the current macroeconomic environment remains favorable for emerging growth sectors, supported by ongoing economic recovery, accelerated technological iteration, and policy emphasis on innovation [1] - Policies related to mergers, acquisitions, and IPOs continue to favor technology innovation enterprises [1] - The weight of large-cap emerging growth companies has increased, leading to a more balanced impact on market styles compared to the past [1] Future Market Expectations - The market is expected to continue the oscillating upward trend observed since September, with a relatively gentle slope of ascent [1] - The inflow of incremental capital remains steady, providing crucial support for stable upward movement in the market [1]