A股指数涨跌不一，创业板指跌超1%，两市成交额不足2万亿

Market Overview - The three major indices showed mixed performance, with the ChiNext and Sci-Tech 50 indices dropping over 1% [1] - As of the market close, the Shanghai Composite Index rose by 0.09%, while the Shenzhen Component Index fell by 0.35%, and the ChiNext Index decreased by 1.08% [1] - The total trading volume of the Shanghai and Shenzhen markets fell below 2 trillion yuan for the first time in 31 trading days, decreasing by 121.3 billion yuan compared to the previous trading day [1][5] Index Performance - Shanghai Composite Index: 4131.99, up 0.09%, with 954 gainers and 1305 losers [2] - Shenzhen Component Index: 14160.93, down 0.35%, with 1061 gainers and 1745 losers [2] - ChiNext Index: 3284.74, down 1.08%, with 468 gainers and 891 losers [2] - The total trading amount for the Shanghai Composite Index was approximately 1.11 trillion yuan, while the Shenzhen Component Index recorded about 788 billion yuan [2] Sector Performance - The chemical sector showed strength, with companies like Jihua Group and Taihe New Materials hitting the daily limit [2] - The glass fiber concept surged, with stocks such as Honghe Technology and Shandong Glass Fiber reaching the daily limit [2] - The non-ferrous metals sector was active, particularly tungsten-related stocks, with Xianglu Tungsten and Zhangyuan Tungsten hitting the daily limit [2] - The computing power leasing concept also saw gains, with companies like Nanxing Co. and Dawi Technology reaching the daily limit [2] Declining Sectors - The film and cinema sector experienced a collective decline, with Hengdian Film falling to the daily limit and other companies like Huayi Brothers and China Film seeing significant drops [3]