Market Overview - A-shares experienced fluctuations with a total market turnover exceeding 2.9 trillion yuan, while sectors such as CPO, semiconductors, and copper cable high-speed connections saw significant declines [1] - The banking, precious metals, PEEK materials, electricity, and industrial mother machine sectors showed gains [1] - The CSI A500 index fell by 1.1%, the CSI 300 index decreased by 0.7%, the ChiNext index dropped by 2.9%, and the STAR Market 50 index declined by 2.1% [1] - The Hang Seng China Enterprises Index experienced a slight decrease of 0.2% [1] Index Performance - The CSI 300 index, which tracks 300 large and liquid stocks, recorded a decline of 0.7% with a rolling price-to-earnings ratio of 14.1 times and a valuation percentile of 64.4% since its inception in 2005 [2] - The CSI A500 index, covering 500 securities from various industries, fell by 1.1% with a rolling price-to-earnings ratio of 16.6 times and a valuation percentile of 71.4% since its inception in 2004 [2] - The ChiNext index, consisting of 100 large and liquid stocks, saw a decline of 2.9% with a rolling price-to-earnings ratio of 41.9 times and a valuation percentile of 37.5% since its inception in 2010 [2] - The STAR Market 50 index, which includes 50 large and liquid stocks, decreased by 2.1% with a rolling price-to-earnings ratio of 186.8 times and a valuation percentile of 99.9% since its inception in 2020 [2] - The Hang Seng China Enterprises Index, tracking 50 large and active stocks listed in Hong Kong, fell by 0.2% with a rolling price-to-earnings ratio of 10.4 times and a valuation percentile of 63.2% since its inception in 2002 [2]