沪指半日涨1.2%站上3900点，关注A500ETF易方达（159361）、沪深300ETF易方达（510310）等投资价值

Market Overview - The Shanghai Composite Index rose by 1.2%, surpassing 3900 points, marking a nearly 10-year high. The total market turnover for the half-day reached 17,269 billion, significantly higher than the previous day's 3,571 billion [1] - The A-share market saw significant gains in sectors such as non-ferrous metals, gold, controllable nuclear fusion, semiconductors, wind power equipment, and steel, while tourism, film and television, liquor, real estate, and pork sectors experienced declines [1] - The CSI A500 Index increased by 1.7%, the CSI 300 Index rose by 1.6%, the ChiNext Index gained 1.8%, and the STAR Market 50 Index surged by 5.6%. The Hang Seng China Enterprises Index saw a modest increase of 0.5% [1] Index Performance - The CSI 300 Index, which tracks 300 large-cap stocks, recorded a rise of 1.6% with a rolling P/E ratio of 14.2 times and a valuation percentile of 65.6% since its inception in 2005 [3] - The CSI A500 Index, covering 500 securities from various industries, increased by 1.7% with a rolling P/E ratio of 16.9 times and a valuation percentile of 73.6% since its inception in 2004 [3] - The ChiNext Index, consisting of 100 large-cap stocks, rose by 1.8% with a rolling P/E ratio of 45.4 times and a valuation percentile of 45.5% since its inception in 2010 [3] - The STAR Market 50 Index, which includes 50 large-cap stocks, surged by 5.6% with a rolling P/E ratio of 192.7 times and a valuation percentile of 100% since its inception in 2020 [3] - The Hang Seng China Enterprises Index, tracking 50 large-cap Chinese companies listed in Hong Kong, increased by 0.5% with a rolling P/E ratio of 10.9 times and a valuation percentile of 66.7% since its inception in 2002 [3]