Jin Rong Jie·2025-05-27 14:34Group 1 - The core index, the China Securities National New Central Enterprise Technology Index, experienced a decline of 0.83%, closing at 1177.14 points with a trading volume of 14.126 billion yuan [1] - Over the past month, the index has increased by 0.94%, but it has decreased by 9.04% over the last three months and by 6.20% year-to-date [1] - The index is customized by Guoxin Investment Co., Ltd., selecting 50 listed companies from industries such as aerospace, defense, computer, electronics, semiconductors, and communication equipment to reflect the overall performance of central enterprise technology theme listed companies [1] Group 2 - The top ten weighted stocks in the index include Hikvision (9.63%), AVIC Shenyang Aircraft (7.43%), AVIC Optoelectronics (6.74%), Aero Engine Corporation of China (5.91%), Shenzhen South Circuit (4.35%), Shanghai Beiling (4.22%), AVIC Aircraft (4.12%), Baoxin Software (3.6%), AVIC High-Tech (3.2%), and Guangxun Technology (3.12%) [1] - The market segments of the index holdings show that the Shanghai Stock Exchange accounts for 52.18% and the Shenzhen Stock Exchange accounts for 47.82% [1] Group 3 - The industry composition of the index holdings indicates that industrial companies make up 46.32%, information technology companies account for 42.73%, and communication services represent 10.95% [2] - The index samples are adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December each year [2] - Public funds tracking the central enterprise technology index include various funds from E Fund, Yinhua, and Southern Asset Management [2]