Sou Hu Cai Jing·2025-07-25 07:56Core Points - The Shanghai Composite Index decreased by 0.33%, while the Shanghai Central Enterprises 50 Index fell by 0.72%, closing at 1806.12 points with a trading volume of 93.634 billion yuan [1] - The Shanghai Central Enterprises 50 Index has increased by 2.24% over the past month, 6.69% over the past three months, and 2.24% year-to-date [1] - The index is composed of the top 50 listed companies controlled by the State-owned Assets Supervision and Administration Commission and the Ministry of Finance, based on average market capitalization and trading volume over the past year [1] Index Composition - The top ten weighted companies in the Shanghai Central Enterprises 50 Index are: China Merchants Bank (11.04%), Yangtze Power (7.04%), CITIC Securities (5.83%), Industrial and Commercial Bank of China (5.26%), Bank of Communications (4.15%), Agricultural Bank of China (3.94%), SMIC (3.63%), Beijing-Shanghai High-Speed Railway (3.29%), China Shenhua Energy (2.55%), and China State Construction Engineering (2.42%) [1] - The index is fully represented by companies listed on the Shanghai Stock Exchange [1] Industry Breakdown - The industry composition of the index includes: Finance (41.47%), Industry (22.86%), Public Utilities (10.67%), Energy (7.50%), Communication Services (6.37%), Information Technology (5.14%), Materials (3.42%), Consumer Discretionary (1.37%), and Real Estate (1.19%) [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2] - New samples are prioritized for inclusion if they rank within the top 40, while existing samples ranked within the top 60 are generally retained [2]