Jin Rong Jie·2025-05-28 10:10Group 1 - The core index of the media sector, the CSI Media Index, opened high and fluctuated, with a rise of 0.15% to 1190.44 points and a trading volume of 16.632 billion yuan [1] - The CSI Media Index has increased by 2.14% in the past month, decreased by 6.62% in the past three months, and has risen by 2.75% year-to-date [2] - The index consists of 50 large-cap listed companies from sectors such as marketing and advertising, cultural entertainment, and digital media, reflecting the overall performance of representative listed companies in the media field [2] Group 2 - The top ten weighted companies in the CSI Media Index are: Focus Media (12.21%), Yanshan Technology (5.22%), Kunlun Wanwei (4.88%), Kaiying Network (4.46%), Light Media (4.21%), Leo Group (4.1%), 37 Interactive Entertainment (3.66%), BlueFocus Communication Group (3.39%), Shenzhou Taiyue (3.35%), and Giant Network (3.12%) [2] - The market share of the CSI Media Index holdings is 75.10% from the Shenzhen Stock Exchange and 24.90% from the Shanghai Stock Exchange [3] - The index sample is entirely composed of the communication services sector, with a 100% share [4]