白酒板块领涨，近3500只个股下跌，三大指数跌幅均超1%

Market Overview - The A-share market opened with mixed performance among the three major indices, followed by a downward trend with all indices falling over 1% [1] - As of the midday close, the Shanghai Composite Index decreased by 1.32%, the Shenzhen Component Index fell by 1.41%, and the ChiNext Index dropped by 1.18% [1][2] - The total trading volume for the half-day reached 1.66 trillion yuan, with nearly 3,500 stocks declining [1] Index Performance - Shanghai Composite Index: 4063.54, down 54.41 points (-1.32%) [2] - Shenzhen Component Index: 14006.25, down 199.65 points (-1.41%) [2] - ChiNext Index: 3306.94, down 39.41 points (-1.18%) [2] - CSI 300 Index: 4656.16, down 50.18 points (-1.07%) [2] - CSI 500 Index: 8179.80, down 190.72 points (-2.28%) [2] - CSI 1000 Index: 8105.79, down 149.07 points (-1.81%) [2] Sector Performance - The liquor sector showed strong performance with multiple stocks rising significantly [3] - The commercial aerospace sector was also active, with several stocks experiencing substantial gains [3] - Other sectors that performed well included optical communication, CPO concepts, and superhard materials [3] - Conversely, the three major telecom operators collectively weakened, and the chip industry chain continued to decline, particularly in the storage sector [3] - Other sectors with notable declines included non-ferrous metals, oil and gas, agriculture, and semiconductors [3]