A股三大股指走低，创业板指跌超2%，沪指跌0.08%，深成指跌0.32%，CPO、电池、半导体、保险领跌！超1900股下跌

Market Performance - The three major A-share indices declined, with the ChiNext Index dropping over 2%, the Shanghai Composite Index down 0.08%, and the Shenzhen Component Index falling 0.32% [1] - The Shanghai Composite Index closed at 3809.59, down by 2.92 points or 0.08% [2] - The ChiNext Index ended at 2896.76, decreasing by 61.42 points or 2.08% [2] - The Shenzhen Component Index was at 12550.66, down by 39.90 points or 0.32% [2] - The STAR Market 50 Index fell by 7.27 points or 0.57%, closing at 1261.28 [2] - The North Exchange 50 Index increased by 7.50 points or 0.46%, closing at 1625.68 [2] - The CSI 300 Index closed at 4442.65, down by 17.68 points or 0.40% [2] - The SSE 50 Index decreased by 13.51 points or 0.46%, closing at 2928.70 [2] Sector Performance - Sectors such as CPO, batteries, semiconductors, and insurance experienced significant declines, leading the market downturn [1] - More than 1900 stocks in the Shanghai, Shenzhen, and Beijing markets fell [1]