AI需求引领，NAND紧缺持续

Investment Rating - The industry investment rating is maintained as "Positive" [4] Core Insights - AI demand is leading to a sustained shortage of NAND supply, with strong performance expected from storage giants due to the ongoing price increases driven by AI computing and domestic substitution [6][7] - The enterprise-level demand is expected to dominate, maintaining the NAND supply shortage, particularly for enterprise SSDs, which are crucial for data centers and servers [6] - New technologies like High Bandwidth Flash (HBF) are anticipated to open up growth opportunities in the NAND market, complementing existing storage solutions for AI applications [6] Summary by Sections Investment Recommendations and Targets - AI demand is driving a continuous shortage of NAND supply. Recommended stocks include: - Domestic storage chip design firms: Zhaoyi Innovation, Puran, Jucheng, Dongxin, Beijing Junzheng, Hengshuo [2][7] - Domestic storage module manufacturers: Jiangbolong, Demingli, Baiwei Storage [2][7] - Companies benefiting from storage technology iterations: Lanke Technology, Lianyun Technology, Aojie Technology [2][7] - Semiconductor equipment firms: Zhongwei Company, Jingzhida, Jingyi Equipment, Weidao Nano, Tuojing Technology, Northern Huachuang [2][7] - Domestic packaging and testing companies: Deep Technology, Huicheng Shares, Tongfu Microelectronics [2][7] - Supporting logic chip manufacturers: Jinghe Integration [2][7] Market Dynamics - Storage prices are continuously rising, significantly boosting Baiwei Storage's performance, with expected revenue of 4-4.5 billion and net profit of 1.5-1.8 billion for January-February 2026, marking a year-on-year increase of 340%-395% and 922%-1086% respectively [6] - The strong demand for enterprise SSDs, which require high reliability and performance, is expected to maintain the NAND supply shortage, even as consumer-grade products may see a temporary easing [6] - The introduction of HBF technology aims to bridge the gap between high-performance and high-capacity storage, potentially expanding the NAND market further [6]