大盘震荡调整，关注A500ETF易方达（159361）、沪深300ETF易方达（510310）等产品配置价值

Market Overview - A-shares experienced a collective adjustment in the morning session, with the major indices showing declines. The CSI 500 Index fell by 0.7%, the CSI 300 Index also decreased by 0.7%, the ChiNext Index dropped by 0.9%, and the STAR Market 50 Index declined by 1.1% [1] - The Hang Seng Index in Hong Kong showed weakness, with declines in the non-ferrous metals and consumer staples sectors, resulting in a 1.4% drop in the Hang Seng China Enterprises Index [1] Index Performance - The CSI 300 Index, which consists of 300 large-cap stocks from the Shanghai and Shenzhen markets, had a rolling P/E ratio of 14.4 times and fell by 0.7% [3] - The CSI 500 Index, covering 500 stocks with good liquidity, had a rolling P/E ratio of 16.9 times and also decreased by 0.7% [3] - The ChiNext Index, which includes 100 large-cap stocks in the ChiNext market, had a rolling P/E ratio of 41.9 times and fell by 0.9% [3] - The STAR Market 50 Index, focusing on large-cap stocks in the STAR Market, had a rolling P/E ratio of 176.0 times and declined by 1.1% [4] - The Hang Seng China Enterprises Index, which tracks 50 large-cap Chinese companies listed in Hong Kong, had a rolling P/E ratio of 10.8 times and decreased by 1.4% [4]