收评：沪指震荡微涨，石油、银行等板块拉升，AI产业链股下挫

Core Viewpoint - The A-share market is expected to enter a medium to long-term slow bull phase, with significant potential for capital inflow and economic recovery on the horizon [1] Market Performance - On the 21st, the Shanghai Composite Index experienced strong fluctuations, closing up 0.13% at 3771.1 points, while the Shenzhen Component Index fell 0.06% to 11919.76 points, and the ChiNext Index dropped 0.47% to 2595.47 points [1] - The SSE 50 Index rose by 0.53%, and the total trading volume across the Shanghai and Shenzhen markets reached 24,608 billion [1] Sector Analysis - Sectors such as semiconductors, brokerage, non-ferrous metals, automobiles, and liquor saw declines, while oil, electricity, coal, and gas sectors collectively surged [1] - The banking sector also showed an upward trend, with active movements in digital currency and fertilizer concepts [1] Future Outlook - Dongxing Securities predicts that the A-share market is far from over, with a substantial space for household deposits to shift, indicating a potential new economic recovery cycle [1] - The continuous emergence of institutional benefits in the capital market and the steady improvement in the quality of listed companies are expected to lead to a long-term trend of performance and index resonance [1] - In the short term, the market is likely to target the 4000-point mark, further enhancing the narrative of a medium-term slow bull market and activating external capital interest in A-shares [1] - The current investment focus is primarily on large technology companies [1]