科创人工智能概念股走强，相关ETF涨超2%

Group 1 - The core viewpoint of the news is that the AI concept stocks in the Sci-Tech Innovation Board have strengthened, with significant price increases observed in several companies, indicating a positive trend in the sector [1][3] - Chipmaker Chipyuan shares rose by 20%, while Cambricon Technologies and Daotong Technology saw increases of over 4% and 2%, respectively, reflecting strong performance in the AI sector [1] - Several ETFs tracking the Shanghai Stock Exchange Sci-Tech Innovation Board AI Index rose by over 2%, influenced by the surge in heavyweight stocks [1] Group 2 - Recent reports indicate that the domestic AI market is experiencing a resurgence after a period of adjustment, with overseas developments acting as a significant catalyst [2] - Oracle's latest financial report showed cloud service revenue significantly exceeding expectations, which has boosted global demand for computing power and cloud services, positively impacting stock prices across the industry [2] - The recent developments in the domestic AI market are primarily focused on upstream computing power facilities and midstream services related to IT services, cloud computing, and SaaS [2]