存储芯片周度跟踪：NAND或将涨价，大容量存储供不应求

Investment Rating - The industry investment rating is "Maintain Buy" [6] Core Insights - NAND wafer prices continue to rise, with an average price increase of 1.23% last week, and further increases are expected [1] - DRAM consumption in servers has surpassed that in mobile phones, indicating a strong demand for large-capacity storage, with expectations of continued growth in 2025 [2] - SK Hynix has commenced construction of its first wafer factory in the Longyin semiconductor cluster, expected to be completed by May 2027, which will serve as a production base for next-generation DRAM storage chips [3] Summary by Sections NAND Market - NAND wafer prices have shown a range of price changes from 0.00% to 5.26%, with 17 out of 22 categories experiencing price increases [1] - The price of 512Gb TLC wafers rose by 2.33% to $2.5 last week [1] DRAM Market - DRAM prices fluctuated between -0.20% and 4.09%, with an average increase of 1.80% last week [2] - The demand for large-capacity storage is driven by AI applications, with predictions that AI mobile penetration will reach 30% by 2025 [2] HBM Market - SK Hynix is investing approximately 66 billion USD to build a new wafer factory, which will enhance HBM production capabilities [3] - The HBM segment is expected to benefit from the rapid development of computing power chips, leading to accelerated growth in the related supply chain [4] Investment Recommendations - The report recommends focusing on companies benefiting from the advanced computing power chip development, such as Saiteng Co., Yishitong, and Lianrui New Materials [4] - For storage chips, it suggests investing in Dongxin Co. and paying attention to companies like Zhaoyi Innovation and Hengsuo Co. [4]