Core Viewpoint - The article highlights a significant shift in the AI industry following the Trump administration's decision to revoke Biden's AI diffusion rules, which is expected to impact the AI chip market and domestic AI development in China [3][4]. Group 1: Policy Changes - Trump has canceled Biden's AI diffusion rules, which aimed to regulate AI chip exports by categorizing countries into three tiers [3]. - The new measures announced by the U.S. Department of Commerce focus on controlling AI chip exports and large model training, ensuring the U.S. maintains its leadership in AI innovation [3][4]. Group 2: Market Reactions - Following the policy changes, domestic computing power stocks surged, with notable gains in companies like Lian Technology and Hongjing Technology [1]. - Nvidia's stock rose significantly after announcing the provision of 18,000 AI GPUs to Saudi Arabia's state AI company, Humain [1][3]. Group 3: Industry Implications - The new U.S. policies are expected to accelerate the domestic replacement of AI chips in China, as companies may seek alternatives to U.S. products due to export uncertainties [4]. - The demand for AI computing power is increasing, as evidenced by Humain's plans to procure a large number of Nvidia chips for a super-scale computing center in Saudi Arabia [4]. Group 4: Investment Outlook - Industry analysts suggest that the capital expenditure in cloud-side AI remains strong, with major companies like Meta, Microsoft, and Amazon increasing their investments in AI data centers and related infrastructure [5]. - Despite short-term trading challenges, the long-term outlook for quality investments in the computing power sector remains positive [6].