沪深300综合金融服务指数报6171.62点，前十大权重包含中油资本等

Group 1 - The Shanghai Composite Index opened high but closed lower, with the CSI 300 Comprehensive Financial Services Index reported at 6171.62 points [1] - The CSI 300 Comprehensive Financial Services Index has increased by 33.15% in the past month, 76.34% in the past three months, and 71.99% year-to-date [1] - The CSI 300 Index samples are categorized into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries to provide analytical tools for investors [1] Group 2 - The market segment of the CSI 300 Comprehensive Financial Services Index is entirely composed of the Shenzhen Stock Exchange, with a 100% share [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made in response to changes in the CSI 300 Index samples [2]