一周概念股：被动元器件开启涨价，存储市场面临长周期缺货

Group 1: Price Increases in Passive Components - Kemet, a subsidiary of Yageo Group, announced a price increase for tantalum capacitors due to a surge in demand driven by AI applications, with price hikes ranging from 20% to 30% effective November 1 [3][4] - The price increase marks Kemet's second adjustment this year, expanding the customer base from distributors to direct sales [3] - The electronic industry is experiencing an "inflation" trend in upstream components, with supply shortages and rising prices in storage, passive components, and high-end CCL [3][4] Group 2: Storage Market Dynamics - The global memory industry is facing a structural, long-term shortage driven by AI applications, with major DRAM manufacturers like SK Hynix, Samsung, and Micron reporting full capacity utilization [5][6] - The anticipated shortage has led to a doubling of the market gap, with expectations that the supply issue will not resolve until the second half of 2027 [5][6] - The demand for storage is shifting dramatically due to the explosive growth of AI training and inference architectures, leading to increased prices for both DRAM and NAND products [5][6] Group 3: Impact on Supply Chain and Pricing - The rapid expansion of AI server demand is causing significant delays and cost pressures for downstream clients, with server DRAM module prices expected to rise by 50% by Q4 2025 [6][7] - The complexity of capacity allocation is increasing due to customers placing early and duplicate orders, potentially leading to resource waste and market confusion [7] - Major memory chip manufacturers and data center operators are the biggest beneficiaries of this supply chain reshuffle, while smaller module manufacturers may struggle with increased costs and reduced procurement power [7] Group 4: Growth in Electric Vehicle Sales - Changan Automobile reported a record high in new energy vehicle sales, with October sales reaching 119,000 units, a 36% year-on-year increase [8][9] - Chery Group also saw significant growth in new energy vehicle sales, with a 54.7% increase in October, marking a breakthrough in monthly sales [9] - NIO delivered 40,397 vehicles in October, a 92.6% year-on-year increase, highlighting strong growth in the electric vehicle sector [9]