成长板块回调现布局机会，创业板ETF（159915）本周资金净流入超25亿元

Group 1 - The core viewpoint of the article indicates that despite a decline in various indices, there is significant capital inflow into related ETFs, suggesting a potential opportunity for investment in the growth sectors of the market [1][4]. - The ChiNext Mid-Cap 200 Index fell by 1.3%, the ChiNext Growth Index decreased by 2.2%, and the overall ChiNext Index dropped by 2.3% during the week [1][3]. - The ChiNext ETF (159915) saw a net inflow of over 2.5 billion yuan in the first four trading days of the week, indicating strong investor interest [1][4]. Group 2 - The strategic emerging industries, particularly in the power equipment, communication, and electronics sectors, account for nearly 60% of the ChiNext Mid-Cap 200 Index [4]. - The ChiNext Mid-Cap 200 Index is composed of 200 stocks with medium market capitalization and good liquidity, reflecting the overall performance of representative companies in the ChiNext market [4]. - The ChiNext Growth Index consists of 50 stocks that exhibit strong growth characteristics and good liquidity, with the power equipment, pharmaceutical, and communication sectors making up about 60% of this index [4]. Group 3 - The rolling price-to-earnings (P/E) ratio for the ChiNext Index is 39.7 times, while the ChiNext Mid-Cap 200 Index has a P/E ratio of 100.4 times, and the ChiNext Growth Index stands at 39.5 times [3][5]. - The rolling P/E ratio indicates the valuation of the indices, with lower ratios suggesting relative affordability compared to historical levels [5]. - The ChiNext Index has shown a cumulative increase of 45.8% year-to-date, while the ChiNext Mid-Cap 200 Index has risen by 23.9%, and the ChiNext Growth Index has increased by 65.1% [7].