计算机行业周报：板块继续下跌，Google发布TurboQuant

Investment Rating - The report maintains a "Recommended" investment rating for the computer industry [5] Core Insights - The computer (Shenwan) index experienced a significant decline of 3.44% during the week of March 23-27, 2026, underperforming major indices due to market conditions [1][10] - Google Research introduced TurboQuant, a vector quantization compression algorithm that reduces key memory usage during large model operations to 3 bits, which is one-sixth of the original memory usage, without sacrificing accuracy [3][20] - The decline in the computer index is attributed to international factors, and the report suggests that the ongoing rapid iteration of large model-related software and hardware technologies will likely reduce costs, promoting the widespread adoption of AI applications and driving sustained growth in AI hardware demand [3][19] Summary by Sections 1. Index Performance - The Shenwan computer index fell by 3.44%, significantly underperforming compared to the Shanghai Composite Index, which decreased by 1.09%, the Shenzhen Component Index by 0.76%, and the ChiNext Index by 1.68% [1][10] - Sub-sector performance showed declines in computer equipment (-3.12%), IT services II (-3.14%), and software development (-3.90%) [1][12] 2. Major Events - Meta is developing a personal "CEO Agent" to streamline information retrieval, potentially leading to significant layoffs as the company aims to enhance efficiency through AI [15] - MiniMax upgraded its Coding Plan to a Token Plan, allowing users to access multiple models with a single API key, which is expected to save costs for professional developers [15] - Arm released its first self-developed AGI CPU, designed for AI infrastructure, which is anticipated to significantly reduce capital expenditures in the AI sector [15][18] 3. Key Announcements - GuoLiangDa reported a revenue of 6.068 billion yuan for 2025, a decrease of 2.17%, but a net profit increase of 61.77% to 405 million yuan [2][17] - Zhimingda's revenue grew by 61.87% to 709 million yuan, with a net profit increase of 425.27% to 102 million yuan [2][17] - Kingsoft Office reported a revenue of 5.929 billion yuan, a 15.78% increase, and a net profit of 1.836 billion yuan, up 11.63% [2][17] - Hengsheng Electronics saw a revenue decline of 12.13% to 5.783 billion yuan, but a net profit increase of 18.01% to 1.231 billion yuan [2][17]