Core Viewpoint - Shannon Semiconductor (300475) announced on October 24 that its stock has experienced significant abnormal fluctuations, with a cumulative closing price deviation exceeding 200% over the past 30 trading days [1] Company Summary - The primary business of the company includes chip distribution and product development [1] - The company has noted recent market reports regarding price increases in memory chips, but it asserts that its production and operational conditions remain normal, with no significant changes in its core business or fundamentals [1] Market Conditions - The stock price volatility is described as severe and abnormal, with actual fluctuations being significantly larger when excluding overall market and sector factors [1] - There is an indication of overheated market sentiment, suggesting potential irrational speculation and heightened trading risks [1]

香农芯创公告，公司股票连续30个交易日（2025年9月5日至2025年10月24日）收盘价涨幅偏离值累计超 过200%，属于股票交易严重异常波动。截至2025年10月24日，公司收盘价为127.57元/股，自2025年9月 5日至2025年10月24日，公司股票累计涨幅为220.29%，同期创业板综合指数涨幅为8.52%，2025年9月5 日至2025年10月23日，申万行业指数-电子-其他电子指数涨幅为11.49%。公司提醒投资者注意交易风 险。 ...

Market Overview - The Shanghai Composite Index reached a 10-year high, with the ChiNext Index leading the gains. The total market turnover was 1.99 trillion yuan, an increase of 330.9 billion yuan from the previous trading day, with over 3,000 stocks rising [1] - Key sectors that saw significant gains included storage chips, CPO, and semiconductors, while coal and oil & gas sectors experienced declines [1] Key Stocks Performance - Jinfu Technology (300128) saw a price increase of 20.07%, closing at 7.36 yuan with a turnover of 12.51 billion yuan [2] - Kewang Co. (300903) also rose by 20.00%, closing at 14.76 yuan, with a turnover of 7.55 billion yuan [2] - Purun Co. (688766) increased by 20.00% to 142.87 yuan, with a turnover of 21.49 billion yuan [2] - Chang'an Chip Creation (300475) rose by 20.00% to 127.57 yuan, with a turnover of 72.36 billion yuan [2] - Other notable stocks included Aihua Intelligent (002512) and Yahua Group (002497), both achieving gains of over 10% [2] Institutional Buying and Selling - The top three net buying stocks on the day were Chang'an Chip Creation (6.35 billion yuan), Shenzhen South Circuit (3.34 billion yuan), and Fangzheng Technology (3.11 billion yuan) [5] - Conversely, the top three net selling stocks were Deep Seagull (1.37 billion yuan), Antai Group (1.04 billion yuan), and Huanghe Xuanfeng (1.01 billion yuan) [6] Sector Insights - The semiconductor sector is expected to strengthen due to anticipated price increases of up to 30% for DRAM and NAND flash memory by major suppliers like Samsung and SK Hynix by Q4 2025 [11] - Companies like Chang'an Chip Creation are expanding their distribution scale and have completed R&D for enterprise-level storage products, which are now entering mass production [11] - Fangzheng Technology reported a revenue of 10.453 billion yuan and a net profit of 1.36 billion yuan for the first half of 2025, driven by AI computing upgrades and a recovering storage market [15][19] Notable Transactions - Jiangbolong (301308) saw a price increase of 16.73% with a turnover of 61.01 billion yuan, and institutional net buying reached 6029.23 million yuan [21] - Yahua Group (002497) achieved a price increase of 10.03% with a turnover of 22.66 billion yuan, and institutional net buying was 5765.48 million yuan [21] - The stock of N Super Frequency (N超频) surged by 397.60%, with a turnover of 27.64 billion yuan, despite significant institutional net selling [26]

证券代码：300475 证券简称：香农芯创 公告编号：2025-081 香农芯创科技股份有限公司 关于为全资子公司提供担保及接受关联方提供担保 暨关联交易的进展公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示： 1、截至本公告日，以本次本金最高担保额 2600 万美元计算，公司累计担保 （含反担保）合同金额为人民币 81.22 亿元（美元合同汇率按照 2025 年 10 月 24 日中国外汇交易中心受权公布人民币汇率中间价 1 美元对 7.0928 元人民币计算， 不含子公司提供的担保。对同一债务提供的复合担保只计算一次。下同），占公 司 2024 年度经审计净资产的比例为 276.49%。 其中，公司累计为全资子公司联合创泰科技有限公司（以下简称"联合创泰"） 提供担保合同金额为 69.65 亿元。 2、公司及子公司无对合并报表范围外的对外担保事项，也不存在逾期担保。 敬请广大投资者注意防范风险。 一、审议情况概述 （一）担保审议情况概述 （二）关联方提供担保暨关联交易审议情况概述 2025 年 4 月 3 日，公司召开第五届董事会第十次会议、 ...

证券代码：300475 证券简称：香农芯创 公告编号：2025-082 香农芯创科技股份有限公司 股票交易严重异常波动公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 特别提示： 1、香农芯创科技股份有限公司（以下简称"公司"或"本公司"，证券简称：香农 芯创，证券代码：300475）股票连续 30 个交易日（2025 年 9 月 5 日至 2025 年 10 月 24 日）收盘价涨幅偏离值累计超过 200%，根据深圳证券交易所相关规定，属于股票交易 严重异常波动的情形。 2、股价累计涨幅较大风险。截至 2025 年 10 月 24 日，公司收盘价为 127.57 元/ 股， 自 2025 年 9 月 5 日至 2025 年 10 月 24 日，公司股票累计涨幅为 220.29%，同期创业板 综合指数涨幅为 8.52%，2025 年 9 月 5 日至 2025 年 10 月 23 日，申万行业指数-电子-其 他电子指数涨幅为 11.49%。公司股票短期涨幅高于行业及创业板综合指数涨幅。目前， 公司股票价格波动严重异常，股价剔除大盘和 板块整体因素后的实际波 ...

Market Overview - A-shares experienced a collective surge on October 24, with the Shanghai Composite Index reaching a 10-year high, while the ChiNext Index and STAR 50 Index saw significant gains [1][4] - The Shanghai Composite Index closed up 0.71% at 3950.31 points, the Shenzhen Component Index rose 2.02% to 13289.18 points, and the ChiNext Index increased by 3.57% to 3171.57 points [1][4] - The total trading volume in the Shanghai and Shenzhen markets reached 199.18 billion yuan, an increase of over 33 billion yuan compared to the previous day [1] Sector Performance - The semiconductor and chip sectors saw explosive growth, with stocks like Purun Co. and Xiangnong Chip rising by 20% to hit the daily limit, while Jiangbolong surged over 16% [1][5] - AI-related stocks, including CPO concept stocks, also experienced significant gains, with Kexiang Co. and Shengyi Electronics both hitting the daily limit of 20% [1][10] - The satellite navigation sector emerged strongly, with companies like China Satellite and Guanghe Technology reaching their daily limits [1] Notable Stocks - The newly listed company, Chaoying Electronics, saw a dramatic increase of nearly 400%, closing at 84.99 yuan per share, with an intraday high of 99.77 yuan, resulting in a profit of over 41,000 yuan per share for investors [1] - Notably, the top two stocks by trading volume were Hanwujing and Zhongji Xuchuang, with transaction volumes of 23.4 billion yuan and 23.03 billion yuan, respectively [2] Coal Sector Decline - The coal sector faced a sharp decline, with companies like Antai Group and Yunmei Energy hitting their daily limit down, and Dayou Energy dropping over 6% [1][14] - Antai Group and other coal companies have faced significant losses, with Antai Group's net profit projected to be negative for the upcoming years [16] Policy and Future Outlook - The recent meeting of the Chinese Communist Party emphasized accelerating high-level technological self-reliance and innovation, which is expected to drive growth in advanced manufacturing and hard technology sectors [7][8] - The CPO (Co-Packaged Optics) technology is anticipated to enter commercial use between 2024 and 2025, with a projected market revenue of 2.6 billion USD by 2033, indicating strong future growth potential in the optical interconnect technology sector [12]

Core Viewpoint - The A-share market experienced a strong upward trend, particularly in the storage chip sector, driven by significant price adjustments from major memory suppliers in response to surging AI-driven demand [2]. Market Performance - On October 24, the three major A-share indices opened high and maintained a fluctuating upward trend throughout the day, with the ChiNext Index rising over 3% [2]. Sector Movement - The storage chip concept sector saw collective movement, with companies like Kexiang Co., Puran Co., and Shannon Chip Innovation hitting the daily limit up of 20%, alongside other firms like Yingxin Development and Shikong Technology also reaching their daily limit [2]. Price Adjustments - Major memory suppliers, including Samsung Electronics and SK Hynix, are set to increase prices for DRAM and NAND flash memory by up to 30% in Q4 2023 to meet the surging demand driven by AI [2]. Stock Performance - Overnight, U.S. storage concept stocks strengthened, with SanDisk rising over 13% and reaching a historical high [2]. Industry Outlook - Zhongyuan Securities indicated that the memory cycle continues to rise, with internet companies like Alibaba and ByteDance increasing capital expenditures on AI infrastructure, suggesting a potential boost in market share for domestic memory manufacturers due to AI and domestic substitution demand [2].

Group 1 - The stock of Shannon Semiconductor (300475.SZ) reached a historical high with a 20% limit up, achieving a trading volume of 72.36 billion yuan and a turnover rate of 13.39% [1] - The net buying from the Shenzhen Stock Connect amounted to 5.11 billion yuan, with total purchases of 7.49 billion yuan and sales of 2.38 billion yuan [1] - Institutional investors contributed a net buying of 506.2 million yuan, with total purchases of 5.55 billion yuan and sales of 5.05 billion yuan [1] Group 2 - The top trading seats included "Hujialou" with a net buying of 1.47 billion yuan, and the overall net buying from the top seats was 6.35 billion yuan [1] - The trading data indicates that the top five buying and selling seats accounted for 20.53% of the total trading volume [2]

香农芯创今日20%涨停，成交额72.36亿元，换手率13.39%。盘后龙虎榜数据显示，深股通专用席位买 入7.49亿元并卖出2.38亿元，2家机构专用席位净买入2.03亿元，有2家机构专用席位净卖出1.53亿元。 ...

Market 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]