Group 1 - The core index, the CSI 200 Dynamic Index, closed at 2975.21 points, with a one-month increase of 11.57%, a three-month increase of 12.36%, and a year-to-date increase of 5.81% [1] - The CSI A100, CSI 200 Dynamic, and Stability Indexes are constructed based on volatility and quality factors, providing diversified risk-return characteristics for investors [1] - The top ten holdings in the CSI 200 Dynamic Index include companies such as Xinyi Technology (4.62%), iFlytek (2.95%), and North Rare Earth (2.37%) [1] Group 2 - The industry composition of the CSI 200 Dynamic Index shows that Information Technology accounts for 32.41%, followed by Industrials at 15.73% and Financials at 14.02% [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December, typically not exceeding 10% of the sample [2] - In cases of delisting or corporate actions like mergers, the affected companies will be removed or adjusted according to the maintenance guidelines [2]

Group 1 - The core viewpoint of the news is that the CSI 200 Dynamic Index has shown a recent increase of 6.45% over the past month, while it has decreased by 1.12% year-to-date [1] - The CSI 200 Dynamic Index is constructed based on volatility and quality factors, selecting securities with high risk exposure to macroeconomic changes for the dynamic index and those with lower risk exposure for the stable index [1] - The top ten weighted stocks in the CSI 200 Dynamic Index include Xinyi Technology (3.57%), iFlytek (3.13%), Zhongke Shuguang (2.87%), Weichai Power (2.39%), and others [1] Group 2 - The industry composition of the CSI 200 Dynamic Index shows that Information Technology accounts for 32.97%, followed by Industrial (16.18%), Financial (14.08%), and Materials (12.17%) [2] - The index sample is adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December, with a sample adjustment ratio generally not exceeding 10% [2] - In cases of delisting or corporate actions such as mergers, the affected companies will be removed or adjusted according to the maintenance guidelines [2]

Group 1 - The core viewpoint of the news is that the CSI 200 Dynamic Index has shown a mixed performance, with a recent increase of 1.34% over the past month but a decline of 7.88% over the last three months and a year-to-date drop of 3.86% [1] - The CSI 200 Dynamic Index is constructed based on volatility and quality factors, selecting securities with high risk exposure to macroeconomic changes for the dynamic index and those with lower risk exposure for the stable index [1] - The index is benchmarked to December 31, 2004, with a base point of 1000.0 points, providing diversified risk-return characteristics for investors [1] Group 2 - The top ten holdings of the CSI 200 Dynamic Index include companies such as Xinyi Technology (3.34%), iFlytek (3.23%), and Zhongke Shuguang (2.94%) [1] - The market capitalization distribution of the CSI 200 Dynamic Index shows that the Shenzhen Stock Exchange accounts for 50.69% and the Shanghai Stock Exchange accounts for 49.31% [1] - In terms of industry composition, the CSI 200 Dynamic Index has a significant allocation to Information Technology (33.46%), followed by Industrial (15.89%) and Financial (13.96%) sectors [2] Group 3 - The index sample is adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December, with a sample adjustment ratio generally not exceeding 10% [2] - Temporary adjustments to the index may occur under special circumstances, such as delisting of sample companies or corporate actions like mergers and acquisitions [2]

Group 1 - The core index of the A-share market, the CSI 200 Dynamic Index, closed at 2606.51 points, showing a decline of 10.89% over the past month, 5.18% over the past three months, and 7.09% year-to-date [1] - The CSI 200 Dynamic Index is constructed based on volatility and quality factors, selecting securities with high risk exposure to macroeconomic changes for the dynamic index and those with lower risk exposure for the stable index [1] - The top ten holdings of the CSI 200 Dynamic Index include companies such as SMIC (5.26%), Guotai Junan (5.24%), and Cambricon (4.07%) [1] Group 2 - The industry composition of the CSI 200 Dynamic Index shows that Information Technology accounts for 34.62%, followed by Industrials at 18.99% and Financials at 15.25% [2] - The index sample is adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December, with a sample adjustment ratio generally not exceeding 10% [2] - In cases of delisting or corporate actions such as mergers or splits, the index will adjust its sample accordingly [2]