AI应用题材交投活跃，机构看好人工智能开启反弹周期

Group 1 - The core viewpoint of the articles highlights the strong performance of AI applications and the semiconductor industry, with the AI ETF (588760) gaining attention due to its large scale and liquidity [1][2] - Nvidia's CEO Jensen Huang stated that DeepSeek will increase AI computing demand by 100 to 1000 times, predicting that China's AI market will reach $50 billion by 2026 [1] - The AI ETF closely tracks the Shanghai Stock Exchange's AI index, which includes 30 large-cap companies providing resources, technology, and application support for the AI industry, with the top three sectors being semiconductors (53.1%), IT services (16.4%), and software development (10.3%) [1] Group 2 - As of May 21, the AI ETF (588760) has over 2.5 billion shares and a total size of 1.43 billion yuan, with over 2 billion yuan bought in the last four months [2] - The ETF has shown a daily tracking error of 0.0126% since March, ranking first among its peers in tracking error control [2] - Industry analysts believe that the continuous improvement of domestic large models is narrowing the gap with top global models, and 2025 is expected to be a breakout year for AI applications [2]