Core Viewpoint - The article discusses the recent sample adjustment of the CSI Dividend Index, highlighting the reasons for the removal and addition of stocks, and the overall impact on the index's quality and dividend yield [3][9]. Sample Adjustment Information and Logic Analysis - The CSI Dividend Index underwent a sample adjustment involving 20 stocks, accounting for 20% of the total sample size [5]. - Stocks were removed primarily due to low dividend yields, liquidity issues, or excessively high payout ratios [6]. - Notably, many stocks were removed because their dividend yields fell below acceptable levels, often due to declining performance [6]. Stocks Removed from the Index - Stocks such as Aotai Biological, Baosteel, and Dashiang were removed due to low dividend yields, with Baosteel's yield at 3.68% and Aotai's at 5.62% [5]. - Other reasons for removal included liquidity issues for companies like Dashiang and Fuanna, and high payout ratios for companies like Huafa and Xiangzhong Energy [5]. Stocks Added to the Index - New additions included stocks like Anhui Construction and Baoxini, which had higher dividend yields, with Anhui's yield at 5.46% [7]. - The adjustment included a diverse range of industries, enhancing the index's overall sector representation [8]. Comparison of Basic Data Before and After Adjustment - The overall financial performance of stocks added to the index was superior to those removed, with net profit growth of -2.94% for new additions compared to -23.52% for those removed [11]. - The return on equity (ROE) for new additions was 12.93%, indicating stronger financial health [11]. Valuation and Performance Comparison - The average price-to-earnings (PE) ratio for stocks added to the index was significantly lower than those removed, suggesting improved valuation metrics [13]. - The average dividend yield for new additions increased by 36 basis points compared to those removed, reflecting a more attractive income potential [13]. Conclusion - The adjustments to the CSI Dividend Index are expected to enhance its dividend yield and overall quality, while also reducing the PE ratio, thereby maintaining its long-term investment value [15].