寒武纪封板，科创50ETF涨超2%

Group 1 - The core viewpoint of the article highlights the strong performance of computing power chip concepts, with companies like Cambricon seeing significant gains, contributing to a more than 2% increase in the Science and Technology Innovation 50 Index [1] - Recent government policies aimed at promoting artificial intelligence (AI) have been introduced, including a 1 billion yuan special subsidy to address challenges in AI application implementation and the approval of the "AI+" action plan by the State Council [1] - China is recognized for its leading position in the open-source AI large model sector, with notable products from companies such as DeepSeek, Alibaba Tongyi Qianwen, Zhipu, and Doubao, which provide a solid technological foundation for the implementation of the "AI+" action plan [1] Group 2 - The Science and Technology Innovation 50 ETF (588000) tracks the Science and Technology Innovation 50 Index, which has a deep coverage of core segments in the AI industry chain [1] - The index has a concentrated industry distribution, with 63.74% in the electronics sector and 11.78% in the pharmaceutical and biotechnology sector, totaling 75.52% [1] - The index also involves multiple sub-sectors such as semiconductors, medical devices, software development, and photovoltaic equipment, indicating a high level of hard technology content [1]