Xuan Gu Bao·2025-10-24 08:42Market Overview - The market experienced strong fluctuations throughout the day, with the Shanghai Composite Index reaching a new high for the year and the ChiNext Index rising over 3% [1] - The storage chip sector saw significant gains, with multiple stocks such as Puran and Xiangnong Chip rising to their daily limits [1] - Other sectors like CPO and PCB also saw increases, with companies like Shengyi Electronics hitting their daily limits and Zhongji Xuchuang rising over 10% to a new high [1] - The commercial aerospace concept was strong, with stocks like China Satellite and Shanghai Huguang reaching their daily limits [1] - In contrast, the coal and gas sectors faced adjustments, with Baichuan Energy, Yunmei Energy, and Antai Group hitting their daily limits [1] - Overall, more than 3,000 stocks in the Shanghai and Shenzhen markets rose, with a trading volume of nearly 2 trillion, an increase of over 300 billion from the previous day [1] Storage Sector - The storage concept saw a resurgence, with stocks like Daway, Puran, Demingli, and Xiangnong Chip all hitting their daily limits [4] - Overnight, U.S. storage companies experienced significant gains, with SanDisk rising over 13% and Micron and Western Digital increasing over 4% [4] - Samsung Electronics and SK Hynix announced a price increase of up to 30% for DRAM and NAND flash memory in Q4, responding to the current market supply-demand imbalance, marking the beginning of a price increase cycle [4] - AI applications are driving demand for high-capacity storage products, with HDD and SSD suppliers actively expanding their offerings [4] - The lead time for NLHDD has extended from several weeks to over 52 weeks due to supply shortages, highlighting a growing storage gap [4][6] - Server DRAM demand is expected to grow rapidly, with CSP's DRAM procurement needs projected to increase significantly by 2026 [6] Aerospace Sector - The aerospace sector also saw a strong performance, with Aerospace Science and Technology hitting its daily limit, along with stocks like Aerospace Intelligence and China Satellite [7] - The 20th Central Committee's Fourth Plenary Session report emphasized the construction of a "strong aerospace nation," marking a significant policy direction [8] - Analysts predict that more supportive policies for the aerospace industry will emerge, focusing on national defense and space infrastructure development [10] Domestic Chip Sector - The domestic chip sector rebounded, with stocks like Yingxin Development and Dahao Technology hitting their daily limits, and Cambrian Technologies rising by 9% [11] - The Fourth Plenary Session report highlighted the need to accelerate high-level technological self-reliance and strengthen original innovation [11] - The strategic deployment from the meeting indicates a shift from "catching up" to "leading" in technology development [13] Other Notable Sectors - The AI industry chain collectively rebounded, with Zhongji Xuchuang reaching a new high and multiple stocks in the PCB sector hitting their daily limits [18] - The pharmaceutical, coal, and deep earth economy sectors experienced the largest declines [18]