Market Overview - The overseas AI chip index decreased by 2.23% this week due to President Trump's announcement of upcoming semiconductor tariff policies, leading to varying declines in overseas chip stocks, with AMD down 5.5%, Marvell down 4.2%, and Broadcom down 4.0% [2] - The domestic AI chip index increased by 18.9%, benefiting from the official release of DeepSeek-V3.1, which is compatible with the next generation of domestic chip architecture [2] - The Nvidia mapping index rose by 1.0%, with Zhaolong Interconnect up 13.5% and Changxin Bochuang up 10.7%, while Megmeet, Shenghong Technology, and Jianghai Co. fell by over 4% [2] - The server ODM index fell by 5.3%, with Wiwynn, Wistron, and Gigabyte down 13.0%, 5.8%, and 4.9% respectively, while Quanta rose by 15.2% [2] - The storage chip index increased by 9.6%, with Zhaoyi Innovation, Hengshuo Co., and Purang Co. rising by 22.8%, 16.7%, and 16.5% respectively [2] - The power semiconductor index rose by 5.7%, while the A-share fruit chain index increased by 5.4% and the Hong Kong fruit chain index rose by 0.3% [2] Industry Data - The combined revenue of Taiwan's four major foundries is expected to reach $35.15 billion in Q3 2025, a 7.1% increase quarter-on-quarter, but may decline to $32.1 billion in Q4 2025, an 8.7% decrease [3] - In the first half of 2025, the domestic XR consumer market saw total sales of 261,000 units, a 9% increase quarter-on-quarter but a 21% decrease year-on-year, with VR device sales at a three-year low of 75,000 units and AR device sales up 35% year-on-year [3] - Global smart glasses shipments surged by 110% year-on-year in the first half of 2025, with Meta holding a market share of 73% [3] Major Events - President Trump announced that the U.S. government will invest a total of $11 billion through the CHIPS and Science Act and the Secure Space Plan to acquire a 9.9% stake in Intel, becoming its largest shareholder [4] - Chinese AI company DeepSeek released the new DeepSeek-V3.1 model, specifically designed for the next generation of domestic chips [4][5] - Vivo launched its first mixed reality headset, the Vision Exploration Edition [5]

Investment Rating - The report maintains a "Recommended" investment rating for the semiconductor industry, indicating that the industry index is expected to outperform the benchmark index by more than 10% [7]. Core Insights - The overseas AI chip index fell by 2.23% this week due to the announcement of upcoming semiconductor tariff policies by the U.S. government, leading to declines in major chip stocks such as AMD and Marvell [1][10]. - In contrast, the domestic AI chip index surged by 18.9% following the release of DeepSeek-V3.1, which is tailored for next-generation domestic chip architectures, benefiting leading domestic chip companies [1][10]. - The report highlights significant fluctuations in various semiconductor indices, with the storage chip index rising by 9.6% and the power semiconductor index increasing by 5.7% [1][15]. Market Indices Summary - The overseas AI chip index experienced a decline of 2.23%, with AMD down 5.5% and Marvell down 4.2% [1][10]. - The domestic AI chip index saw an increase of 18.9%, with notable gains from companies like 中芯国际 (10.1%) and 寒武纪 (34.6%) [1][10]. - The server ODM index fell by 5.3%, with Quanta being the only stock to rise by 15.2% [1][10]. - The storage chip index rose by 9.6%, with 兆易创新 increasing by 22.8% [1][15]. - The power semiconductor index increased by 5.7%, with 华润微 rising by 8.3% [1][15]. Industry Data Summary - Taiwan's top four foundries are expected to generate a combined revenue of $35.15 billion in Q3 2025, reflecting a 7.1% quarter-over-quarter growth, but projected to decline to $32.1 billion in Q4 2025, a decrease of 8.7% [2][25]. - The domestic XR consumer market saw sales of 261,000 units in the first half of 2025, a 9% increase quarter-over-quarter but a 21% year-over-year decline, with AR devices showing a 35% year-over-year growth [2][26]. - Global smart glasses shipments surged by 110% year-over-year in the first half of 2025, with Meta holding a 73% market share [2][28][31]. Major Events Summary - The U.S. government announced a $11 billion investment to acquire a 9.9% stake in Intel, becoming its largest shareholder, which includes funds from the CHIPS and Science Act [3][32]. - DeepSeek launched its new AI model, DeepSeek-V3.1, specifically designed for domestic chips, marking a significant step in China's AI industry [3][33]. - Vivo released its first mixed reality headset, Vision Exploration Edition, aimed at everyday use [3][37].