沪深300媒体(二级行业)指数报824.90点，前十大权重包含昆仑万维等

Group 1 - The Shanghai Composite Index opened high and the CSI 300 Media (secondary industry) Index reported 824.90 points [1] - The CSI 300 Media Index has increased by 5.89% in the last month and 5.28% in the last three months, but has decreased by 1.83% year-to-date [1] - The CSI 300 Index categorizes its 300 sample stocks into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and over 200 quaternary industries [1] Group 2 - The CSI 300 Media Index is fully composed of stocks from the Shenzhen Stock Exchange [1] - The composition of the CSI 300 Media Index includes 52.79% from Other Advertising and Marketing, 20.53% from Interactive Media, 15.39% from Gaming, and 11.28% from Video Media [1] - The index sample is adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2]