收评：沪指收跌0.19% 贵金属板块涨幅居前

Core Points - The A-share market experienced a low opening but saw a rebound throughout the day, with the Shanghai Composite Index closing at 3889.50 points, down 0.19% [1] - The Shenzhen Component Index closed at 13231.47 points, down 0.93%, while the ChiNext Index closed at 3078.76 points, down 1.11% [1] Market Performance - The total trading volume for the Shanghai Composite Index was 10854.14 billion yuan, while the Shenzhen Component Index had a trading volume of 12693.27 billion yuan, and the ChiNext Index recorded 5741.85 billion yuan [1] - The top-performing sectors included precious metals, new metal materials, and minor metals, while sectors such as automotive parts, gaming, and consumer electronics saw declines [1] Sector Analysis - The top three sectors by increase were: 1. Minor metals: +6.69%, with a total trading volume of 1169.15 million hands and a total transaction amount of 249.84 billion yuan [2] 2. New metal materials: +5.12%, with a trading volume of 1203.34 million hands and a transaction amount of 292.66 billion yuan [2] 3. Minor metals: +3.99%, with a trading volume of 1677.70 million hands and a transaction amount of 583.72 billion yuan [2] - The sectors with the largest declines included: 1. Automotive parts: -2.13%, with a trading volume of 5914.42 million hands and a transaction amount of 881.82 billion yuan [2] 2. Gaming: -1.96%, with a trading volume of 919.71 million hands and a transaction amount of 163.80 billion yuan [2] 3. Consumer electronics: -1.80%, with a trading volume of 2996.69 million hands and a transaction amount of 902.35 billion yuan [2]