20cm速递|科创芯片ETF国泰（589100）涨超2.8%，“价格回升+国产替代”双驱动

Core Viewpoint - The "storage instead of calculation" technology significantly optimizes costs and efficiency by migrating AI inference data to SSDs, leading to a demand surge for SSDs beyond traditional growth rates [1] Industry Summary - Domestic replacement is accelerating, with Yangtze Memory Technologies planning to reach a NAND production capacity of 300,000 wafers per month by 2028, capturing a 15% global market share [1] - Longsys Memory's DRAM production is expected to become the fourth largest globally [1] - International giants are shifting towards high-end products like HBM, creating niche market opportunities for domestic manufacturers [1] - In the fourth quarter, domestic storage companies are benefiting from a dual drive of "price recovery + domestic replacement," with demand and operating rates showing a robust recovery [1] Company Summary - The Guotai ETF (589100) tracks the Sci-Tech Chip Index (000685), which has a daily price fluctuation limit of 20% [1] - The index selects listed companies from the Sci-Tech board that are involved in the entire semiconductor industry chain, including materials, design, manufacturing, and packaging/testing [1] - Comprising 50 representative securities, the index reflects the overall performance and development trends of China's semiconductor industry [1] - The index is characterized by high growth potential and industry representativeness [1]