指数连阳获资金共振，科创50ETF易方达（588080）连续3个交易日获净流入

Group 1 - The core viewpoint of the article highlights the performance of the Shanghai Stock Exchange Sci-Tech Innovation Board Growth Index, which consists of 50 stocks with high growth rates in revenue and net profit, predominantly in the electronics and communications sectors, accounting for over 65% of the index [3] - As of the midday close, the index experienced a rise of 1.4% [3] - The rolling price-to-earnings (P/E) ratio of the index stands at 198.2 times [3] Group 2 - The index was launched on July 23, 2020, and has shown significant growth since its inception [4] - The index is designed to reflect the performance of high-growth industries, with a focus on stable earnings and lower sensitivity to macroeconomic factors [4] - The article mentions that the index's valuation metrics are closely related to corporate profitability, making it suitable for industries with relatively stable earnings [4]