Investment Rating - The report maintains a "Buy" rating for several companies, including 德明利 (Demingli), 天孚通信 (Tianfu Communication), 新易盛 (Xinyi Sheng), and 太辰光 (Taicheng Light) [10][22]. Core Insights - Marvell emphasizes that customized computing will lead the AI chip revolution, with a significant increase in the projected total addressable market (TAM) for data centers from $75 billion to $94 billion by 2028, with a compound annual growth rate (CAGR) of 47% for custom XPU chips [5][20]. - DDR4 memory prices have surged nearly 8% in a single day, marking the largest daily increase in nearly a decade, driven by supply constraints and panic buying [8][21]. Summary by Sections Market Performance - The electronic industry saw a 0.95% increase from June 16 to June 20, ranking third among sectors, with a price-to-earnings (P/E) ratio of 49.86 [2][31]. - The semiconductor equipment and printed circuit board segments experienced the highest gains during this period [35]. Company Focus and Earnings Forecast - Marvell has secured 18 custom projects and is in discussions for over 50 more, with potential revenue scaling up to $75 billion [5][20]. - The report suggests focusing on AI computing-related stocks such as 胜宏科技 (Shenghong Technology), 沪电股份 (Hudian Co.), and 深南电路 (Shennan Circuit) [7][20]. DDR4 Memory Market Dynamics - The average price for DDR4 8Gb and 16Gb models increased by 7.8% and 7.9%, respectively, returning to early 2022 levels [8][21]. - The report anticipates that if major manufacturers continue to reduce DDR4 supply, high price volatility may become the new norm [8][21]. Key Companies and Valuation - The report includes a detailed table of key companies with their earnings per share (EPS) and P/E ratios, highlighting companies like 兆易创新 (Zhaoyi Innovation) and 源杰科技 (Yuanjie Technology) with "Buy" ratings [10][22].

Core Insights - Marvell's recent Custom AI Investor Day indicates a shift from "general GPU assembly" to "highly customized system-level collaboration" in AI chips, positioning the company as a key infrastructure partner in AI computing [1][2] - The projected total addressable market (TAM) for data centers in 2028 has been revised upward from $75 billion to $94 billion, with the custom computing (XPU) and its associated components market reaching $55 billion [1][3] Market Growth - Custom computing (XPU) and XPU Attach (supporting components) are identified as the fastest-growing sectors, with custom computing experiencing nearly 30% growth and interconnects growing approximately 37% over the past year [1][5] - The TAM for custom chips has been increased to $94 billion, with a compound annual growth rate (CAGR) of 35%, including $40 billion for custom XPU (CAGR of 47%) and $15 billion for XPU supporting components (CAGR of 90%) [3] Revenue Transition - Marvell anticipates a complete transition of cloud revenue to AI revenue, reflecting the deep integration of AI across all applications and cloud infrastructure, with cloud becoming the "factory" for AI [1][5] Customer Dynamics - Traditional cloud giants (Amazon AWS, Microsoft Azure, Google, Meta) remain primary customers, but emerging hyperscalers (e.g., xAI, Tesla) are beginning to build their own AI clusters and push for custom chips [6] - "Sovereign AI," driven by national initiatives for local AI infrastructure, is emerging as a new growth direction, prompting increased demand for custom AI chips globally [8] Project Pipeline - Marvell has secured 18 custom socket projects and is actively pursuing over 50 new project opportunities, with potential lifecycle revenue totaling $75 billion [10] - The company aims to achieve a 20% market share in the custom computing market by 2028, up from 13% currently, with previous shares below 5% [10] Technological Advancements - Marvell showcased several key technological breakthroughs, including 2nm custom SRAM with 17 times the bandwidth density of mainstream IP, self-developed HBM solutions, and advanced Die-to-Die interconnects [11][14]