收评：沪指微涨0.09% 有色、石油等板块拉升

Core Viewpoint - The Chinese stock market showed mixed performance with the Shanghai Composite Index slightly up, while the Shenzhen Component and ChiNext indices experienced declines, indicating sector-specific volatility in the market [1]. Market Performance - The Shanghai Composite Index closed at 4131.98 points, with a slight increase of 0.09% and a trading volume of 822.608 billion [1]. - The Shenzhen Component Index closed at 14160.93 points, down by 0.35%, with a trading volume of 1161.645 billion [1]. - The ChiNext Index closed at 3284.74 points, decreasing by 1.08%, with a trading volume of 560.298 billion [1]. Sector Analysis - The media sector experienced a significant decline, while sectors such as tourism, catering, insurance, retail, and semiconductors also saw downward trends [1]. - Conversely, sectors including non-ferrous metals, chemical fiber, oil, coal, steel, and chemicals showed upward movement, with the fiberglass concept experiencing a surge [1]. - Active movements were noted in lithium mining, rare earths, and gold concepts, indicating investor interest in these areas [1].