Group 1 - The core index of the CSI 500 Electronic Terminal and Components Index is reported at 17798.16 points, with a monthly increase of 2.81%, a three-month increase of 11.11%, and a year-to-date increase of 6.37% [1] - The CSI 500 index is categorized into 11 primary industries, 35 secondary industries, and over 90 tertiary industries, providing a comprehensive analysis tool for investors [1] - The top ten holdings in the CSI 500 Electronic Terminal and Components Index include China Great Wall (13.89%), Newland (10.92%), and XW Communication (10.6%) [1] Group 2 - The CSI 500 Electronic Terminal and Components Index is composed entirely of the Information Technology sector, with a sample adjustment occurring biannually [2] - The weight factors of the index are adjusted in accordance with the sample adjustments, which take place on the second Friday of June and December [2] - In cases of special events affecting sample companies, such as mergers or delistings, the index will undergo corresponding adjustments [2]

Group 1 - The CSI 500 Construction Decoration Index reported a value of 3221.69 points, showing a strong upward trend [1] - The CSI 500 Construction Decoration Index has increased by 10.42% in the past month, 6.28% over the last three months, and 4.22% year-to-date [2] - The index is designed to reflect the overall performance of different industry companies within the CSI 500 index, categorized into 11 primary industries, 35 secondary industries, and over 90 tertiary industries [2] Group 2 - The CSI 500 Construction Decoration Index is composed entirely of companies from the industrial sector, with a 100% weight in this category [3] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [3] - Temporary adjustments to the index samples may occur due to special events affecting the companies, such as mergers or changes in industry classification [3]

Group 1 - The core viewpoint of the news is that the CSI 500 Information Technology Index has shown significant growth, with a 5.07% increase over the past month, a 10.31% increase over the past three months, and a 9.18% increase year-to-date [2] - The CSI 500 Information Technology Index is composed of various industry companies classified into 11 primary industries, 35 secondary industries, and over 90 tertiary industries, providing a comprehensive analysis tool for investors [2] - The top ten weighted companies in the CSI 500 Information Technology Index include Shenghong Technology (5.52%), Huagong Technology (2.94%), Runhe Software (2.55%), and others, indicating a diverse representation within the index [2] Group 2 - The CSI 500 Information Technology Index is primarily composed of companies listed on the Shenzhen Stock Exchange (57.90%) and the Shanghai Stock Exchange (42.10%) [2] - The index is adjusted biannually, with sample adjustments occurring on the next trading day after the second Friday of June and December, ensuring that the index remains reflective of the market [3] - In the event of special occurrences affecting a sample company's industry classification, the CSI 500 Industry Index will undergo corresponding adjustments to maintain accuracy [3]

Group 1 - The core index of the A-share market showed mixed performance, with the CSI 500 Information Technology Index declining by 1.03% to 7591.7 points, with a trading volume of 53.243 billion yuan [1] - Over the past month, the CSI 500 Information Technology Index has increased by 4.95%, by 18.19% over the last three months, and by 10.82% year-to-date [1] - The CSI 500 Index is categorized into 11 primary industries, 35 secondary industries, and over 90 tertiary industries, providing a comprehensive analysis tool for investors [1] Group 2 - The top ten weighted stocks in the CSI 500 Information Technology Index include Shenghong Technology (5.83%), Huagong Technology (3.01%), Runhe Software (2.5%), and others [1] - The market capitalization distribution of the CSI 500 Information Technology Index shows that the Shenzhen Stock Exchange accounts for 57.95%, while the Shanghai Stock Exchange accounts for 42.05% [1] - The CSI 500 Information Technology Index consists entirely of companies from the information technology sector, with a 100% allocation [2] Group 3 - The index sample is adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, but can be modified in case of temporary adjustments due to sample changes [2] - Special events affecting sample companies, such as delisting or mergers, will lead to corresponding adjustments in the index sample [2]