A股收评：三大指数涨跌不一，沪指跌0.7%，有色金属板块走强

Market Overview - The A-share market showed mixed performance with the Shanghai Composite Index down by 0.7% to 3424 points, while the Shenzhen Component Index and the ChiNext Index rose by 0.34% and 0.47% respectively [1][2] - Total trading volume for the day was 1.58 trillion yuan, a decrease of 475 billion yuan compared to the previous trading day, with nearly 3400 stocks rising [1] Weekly Performance - For the week, the Shanghai Composite Index increased by 1.91%, the Shenzhen Component Index rose by 3.73%, and the ChiNext Index gained 5.69% [1] Sector Performance - The industrial metals sector saw significant gains, with stocks like Electric Alloy and North Copper hitting the daily limit [4] - CPO concept stocks surged, with companies such as Lian Te Technology and Huada Technology reaching their daily limits [6] - Stocks related to the "horse" theme experienced notable increases, with Yuma Technology and other related stocks hitting the daily limit [8] Banking Sector - The banking sector faced declines, with several banks including Qingdao Bank and Hangzhou Bank dropping over 4% [11] - Overall, the banking stocks showed a downward trend, impacting market sentiment [11] Oil and Gas Sector - The oil and gas sector experienced significant losses, with Zhun Oil shares hitting the limit down and other companies like Tongyuan Petroleum and Beiken Energy also declining sharply [12] Investment Recommendations - Focus on breakthrough opportunities in technology-related fields such as semiconductors and components, as well as dividend sectors like banking and insurance [13]