三大指数集体收跌，创业板指跌1.79%，化工、贵金属板块逆势爆发

Market Overview - The three major indices collectively declined, with the ChiNext Index dropping over 2% at one point. The Shanghai Composite Index closed down 0.01%, the Shenzhen Component Index down 0.97%, and the ChiNext Index down 1.79% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.78 trillion yuan, an increase of 69.4 billion yuan compared to the previous trading day [5][6] Index Performance - Shanghai Composite Index: 4113.65, down 0.01% [2] - Shenzhen Component Index: 14155.63, down 0.97% [2] - ChiNext Index: 3277.98, down 1.79% [2] - The market saw over 3100 stocks decline, with a significant number of stocks in the chemical sector hitting the daily limit up [2] Sector Performance - The chemical sector showed strong performance, with several stocks such as Hongbaoli and Shandong Heda hitting the daily limit up [2] - Precious metals continued to perform well, with stocks like Zhaojin Gold and Hunan Silver reaching the daily limit up [2] - The real estate sector was active, with stocks like Dayuecheng and City Investment Holdings also hitting the daily limit up [2] Stock Movements - AI application stocks saw partial gains, with companies like Jiayun Technology and Yue Media hitting the daily limit up [3] - Conversely, sectors such as computing hardware and commercial aerospace experienced significant declines, with stocks like Shenjian Co. and Aerospace Power facing consecutive limit downs [3]