A股午后飙涨，沪指重回3400点，大金融板块发力

Market Performance - Major A-share indices experienced slight fluctuations in the morning, followed by a significant surge in the afternoon, with the Shanghai Composite Index surpassing 3400 points, closing up 0.86% at 3403 points [1] - The total trading volume reached 1.35 trillion yuan, an increase of 239 billion yuan compared to the previous trading day, with over 2300 stocks rising and more than 2800 stocks falling [2] Sector Performance - The financial sector saw a strong performance in the afternoon, with banking stocks breaking through a market capitalization of 10 trillion yuan, while brokerage and insurance stocks also showed significant gains [2][3] - The insurance sector experienced explosive growth, with China Life Insurance and Ping An both rising over 4%, and China Pacific Insurance increasing by more than 8% [3] - Other sectors that performed well included logistics, shipping, and marine economy, while solar equipment and aerospace sectors faced declines [2] Investment Insights - Analysts suggest that the surge in the financial sector is attributed to improved liquidity in the capital market and supportive macroeconomic policies, which are expected to enhance risk appetite [6] - The upcoming revisions to public fund management regulations are likely to steer asset allocation towards the CSI 300 index, indicating a structural mismatch in the current allocation of public funds in the banking sector [6] - The revised insurance fund management regulations are expected to trigger a new wave of asset allocation towards high-dividend and high-return sectors, reflecting a natural demand from insurance capital [6]