沪深300媒体(二级行业)指数报796.37点，前十大权重包含三七互娱等

Group 1 - The Shanghai Composite Index opened high and the CSI 300 Media (secondary industry) Index reported 796.37 points [1] - The CSI 300 Media Index has decreased by 3.43% in the past month, 1.21% in the past three months, and 5.22% 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 more than 200 quaternary industries [1] Group 2 - The CSI 300 Media Index is entirely composed of stocks from the Shenzhen Stock Exchange, with a 100% allocation [1] - Within the CSI 300 Media Index, the industry composition includes 51.67% in Other Advertising and Marketing, 19.52% in Interactive Media, 16.74% in Gaming, and 12.07% in 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]