传媒ETF(159805)涨超7.9%，GEO概念引爆市场

Group 1 - The core viewpoint of the articles highlights the explosive growth of AI applications, particularly in the advertising sector, with the GEO (Generative Engine Optimization) concept gaining significant market attention as a new advertising technology driven by AI [1] - The GEO model is designed to enhance the visibility and relevance of advertisements within AI-generated content, transitioning advertising strategies from one-time payments to long-term AI information operations, which is expected to improve profitability for advertising companies [1] - The global and Chinese GEO market is projected to reach USD 11.2 billion and CNY 2.9 billion by 2025, respectively, with further growth expected to USD 100.7 billion and CNY 24 billion by 2030 [1] Group 2 - As of January 12, 2026, the CSI Media Index has surged by 7.28%, with significant gains in constituent stocks such as Yidian Tianxia (20.00%), Kunlun Wanwei (15.88%), and BlueFocus (13.45%) [2] - The Media ETF has also seen a rise of 7.91%, indicating strong market activity with a turnover rate of 65.02% and a trading volume of CNY 164 million [2] - The CSI Media Index comprises 50 large-cap listed companies from sectors including marketing and advertising, cultural entertainment, and digital media, reflecting the overall performance of representative companies in the media field [2]