收评：沪指涨0.18% 贵金属板块涨幅居前

Core Points - The A-share market experienced fluctuations with the Shanghai Composite Index closing at 3946.74 points, up by 0.18% with a trading volume of 720.91 billion yuan [1] - The Shenzhen Component Index remained unchanged at 13080.09 points with a trading volume of 1005 billion yuan [1] - The ChiNext Index closed at 3076.85 points, increasing by 0.25% with a trading volume of 455.66 billion yuan [1] Industry Performance - The top-performing sectors included precious metals, energy metals, and insurance, with precious metals leading with a gain of 5.38% and a total trading volume of 567.17 million hands [2] - The insurance sector rose by 2.42% with a trading volume of 249.77 million hands [2] - Conversely, sectors such as gas, kitchen and bathroom appliances, and film and television fell, with the film and television sector declining by 3.25% and a trading volume of 860.01 million hands [2]