大盘震荡调整，关注A500ETF易方达（159361）、沪深300ETF易方达（510310）等产品后续走势

Market Overview - The A-share market experienced a collective adjustment in the morning session, with total market turnover reaching 1.93 trillion yuan, an increase of 840 billion yuan compared to the previous day [1] - Major indices showed declines: the CSI 500 index fell by 1.3%, the CSI 300 index decreased by 0.9%, the ChiNext index dropped by 2.9%, the STAR Market 50 index declined by 2.4%, and the Hang Seng China Enterprises Index fell by 0.4% [1] Sector Performance - Sectors such as computing hardware, military equipment, consumer electronics, and digital currency concepts saw significant declines [1] - Conversely, sectors including precious metals, banking, and tourism & hotels performed relatively well [1] Index Details - The CSI 300 index, composed of 300 large and liquid stocks, recorded a rolling P/E ratio of 14.1 times, with a valuation percentile of 64.4% since its inception in 2005 [2] - The CSI 500 index, covering 500 securities from various industries, had a rolling P/E ratio of 16.6 times and a valuation percentile of 71.4% since its inception in 2004 [2] - The ChiNext index, which tracks 100 large and liquid stocks in the ChiNext market, reported a rolling P/E ratio of 10.4 times since its inception in 2010 [3] - The STAR Market 50 index, consisting of 50 large and liquid stocks with a significant focus on technology, had a rolling P/E ratio of 186.8 times and a valuation percentile of 99.9% since its inception in 2020 [3] - The Hang Seng China Enterprises Index, which includes 50 large and actively traded stocks listed in Hong Kong, had a rolling P/E ratio of 10.4 times and a valuation percentile of 63.2% since its inception in 2002 [4]