AI周观察：Blackwell进入大规模部署阶段，海外AI应用活跃度提升

Investment Rating - The report does not explicitly state an investment rating for the industry Core Insights - The AI application activity has seen a general increase overseas, while domestic applications remain stable, with notable growth in Doubao [10] - CoreWeave has become the first cloud service provider to deploy Nvidia's latest Blackwell Ultra AI chips, significantly enhancing AI training and inference efficiency, leading to a 6% increase in its stock price [11] - The smartphone storage market is undergoing structural changes driven by AI penetration, with NAND average capacity expected to reach 224GB and DRAM exceeding 8GB by 2025 [12] - In May 2025, China's smartphone sales reached approximately 24.75 million units, a year-on-year increase of 7.11% [17] - Desktop computer sales in May 2025 were approximately 1.25 million units, down 15.52% year-on-year, while laptop sales were about 1.79 million units, up 11.82% year-on-year [23] Summary by Sections Overseas Market Review - AI application activity continues to rise overseas, while domestic applications remain stable [7] - CoreWeave's deployment of Nvidia Blackwell Ultra chips marks a significant advancement in AI infrastructure [11] - The smartphone storage supply-demand structure is being reshaped due to AI [12] Consumer Electronics Dynamics - In May 2025, China's smartphone market saw a year-on-year increase in sales [17] - Desktop sales declined while the laptop market showed recovery [23]