公告称，平头哥与鼎信通讯于2022年12月26日签署授权协议，将其拥有的E801/E802/E803技术使用权授 权给鼎信通讯，用于芯片自主研发，授权有效期限为五年，合同金额200万元。 E801/E802/E803是低成本低功耗嵌入式CPU内核，主要应用于智能卡、智能电网、低成本微控制器、无 线传感网络等嵌入式应用。鼎信通讯获得的授权技术仅用于自主研发的MCU芯片，均为传统电力、安 全领域产品，仅涉及公司电表、安防产品，与AI智能推理算力的芯片没有任何关联，完全是不同层次 的两类产品。 上海证券交易所9月19日发布决定，对鼎信通讯及有关责任人予以监管警示。经查明，鼎信通讯9月18日 在E互动平台回复投资者提问时，提及与平头哥（上海）半导体技术有限公司（简称"平头哥"）相关合 作表述，但未准确发布相关事项具体情况，发布信息不准确，风险提示不充分，可能对投资者产生误 导。 回复投资者提问后 股价涨停 9月18日，鼎信通讯在E互动平台回复投资者提问称："平头哥（上海）半导体技术有限公司与公司签订 有全面技术授权协议。" 平头哥是阿里巴巴集团2018年9月宣布成立的半导体芯片业务主体，拥有端云一体全栈产品系列，涵盖 ...

Core Viewpoint - Dingshin Communication (603421) has received a regulatory warning from the Shanghai Stock Exchange due to issues related to information disclosure, which may mislead investors regarding its technology authorization agreement with Pingtouge (Shanghai) Semiconductor Technology Co., Ltd [1][2]. Group 1: Information Disclosure Issues - On September 18, 2025, Dingshin Communication stated on the E Interactive platform that it had signed a comprehensive technology authorization agreement with Pingtouge, leading to a stock price surge on September 19 [1]. - The company later clarified that the authorization agreement signed on December 26, 2022, only granted rights to use E801/E802/E803 technologies for chip self-development, with a contract value of 2 million yuan and a validity period of five years [1]. - The authorized technology is limited to MCU chips for traditional power and security products, such as electric meters and security products, and is unrelated to AI computing power chips [1]. Group 2: Regulatory Actions - The Shanghai Stock Exchange's Listing Company Management Department issued a regulatory warning to Dingshin Communication and its former board secretary, Hu Sixiang, for failing to fulfill their disclosure responsibilities [2]. - The company is required to implement effective corrective measures, conduct a compliance risk assessment, and submit a rectification report signed by all board members within one month of receiving the decision [2].

| | | | 鼎信通讯 ▽ | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | | | | | 603421 L1 | | | | | | 7.43 | | 高 | 7.43 | 市值 48.46亿 | 量比 | | 1.36 | | 7.43 | | (EE | | 流通 48.46亿 | 换 | | 1.74% | | 0.68 10.07% | | 开 | 7.43 | 亏损 市内 E | 额 8415.9万 | | | | 同在顺 | | | | 异动解读:降本增效+逆变器储能+南网解禁 ... ●× | | | | | 速递 | | | | | | | | | 分时 周K | 日K | | | 月K 五日 | 曲名。 | | | | 均价: 7.43 最新: 7.43 0.68 10.07% | | | | | | | | | 7.43 | | | | 10.07% | 无档 成交 | | | | | | | | | 首板 封单占成交 138.46% | | | | | | | | | 最高封单额 | | 5.55亿 | | 6. ...

（文章来源：新华财经） 新华财经北京9月19日电上交所表示，经查明，鼎信通讯2025年9月18日在E互动平台回复投资者提问 称："平头哥（上海）半导体技术有限公司（以下简称平头哥）与公司签订有全面技术授权协议"。相关 回复发布后，9月19日公司股价开盘涨停。平头哥是阿里巴巴集团全资控股的半导体公司，其所涉及的 算力芯片业务为当前市场高度关注热点。鼎信通讯在上证E互动回复问题涉及平头哥等相关表述，但未 准确发布相关事项具体情况，发布信息不准确，风险提示不充分，可能对投资者产生误导。对青岛鼎信 通讯股份有限公司及时任董事会秘书胡四祥予以监管警示。 ...

9月19日，上交所表示，经查明，鼎信通讯2025年9月18日在E互动平台回复投资者提问称："平头哥 （上海）半导体技术有限公司（以下简称平头哥）与公司签订有全面技术授权协议"。相关回复发布 后，9月19日公司股价开盘涨停。平头哥是阿里巴巴集团全资控股的半导体公司，其所涉及的算力芯片 业务为当前市场高度关注热点。鼎信通讯在上证E互动回复问题涉及平头哥等相关表述，但未准确发布 相关事项具体情况，发布信息不准确，风险提示不充分，可能对投资者产生误导。对青岛鼎信通讯股份 有限公司及时任董事会秘书胡四祥予以监管警示。 ...

【资料图】 8月26日公司发布的半年报数据显示，上半年公司共实现营业收入7.04亿元，同比下降50.99%，实 现净利润-2.19亿元。（数据宝） 鼎信通讯9月19日交易公开信息 买/卖会员营业部名称买入金额（万元）卖出金额（万元）买一 财通证券股份有限公司河南分公司 2693.76买二 华鑫证券有限责任公司上海分公司734.75买三 东海证券股份有限公司南京洪武北路证券营 业部733.79买四 华鑫证券有限责任公司南京清凉门大街证券营业部516.83买五 华泰证券股份有限公司上 海浦东新区世纪大道证券营业部447.21卖一 国泰海通证券股份有限公司上海黄浦区福州路证券营业部 510.29卖二 机构专用211.68卖三 国泰海通证券股份有限公司上海松江区人民北路证券营业部163.46卖四 广发证券股份有限公司江门恩平证券营业部144.51卖五 中信证券股份有限公司宁波分公司137.46注：本 文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。 标签： 财经频道 财经资讯 上交所公开信息显示，当日该股因日涨幅偏离值达10.38%上榜，机构专用席位净卖出211.68万元。 证券时报•数据宝统计显示，上榜的前五 ...

| 买/ | 会员营业部名称 | 买入金额（万 | 卖出金额（万 | | --- | --- | --- | --- | | 卖 | | 元） | 元） | | 买一 | 财通证券股份有限公司河南分公司 | 2693.76 | | | 买二 | 华鑫证券有限责任公司上海分公司 | 734.75 | | | 买三 | 东海证券股份有限公司南京洪武北路证券营业部 | 733.79 | | | 买四 | 华鑫证券有限责任公司南京清凉门大街证券营业部 | 516.83 | | | 买五 | 华泰证券股份有限公司上海浦东新区世纪大道证券营业 部 | 447.21 | | | 卖一 | 国泰海通证券股份有限公司上海黄浦区福州路证券营业 | | 510.29 | | | 部 | | | | 卖二 | 机构专用 | | 211.68 | | 卖三 | 国泰海通证券股份有限公司上海松江区人民北路证券营 | | 163.46 | | | 业部 | | | | 卖四 | 广发证券股份有限公司江门恩平证券营业部 | | 144.51 | 卖五 中信证券股份有限公司宁波分公司 137.46 （文章来源：证券时报网） 具体来看，今日上榜 ...

Market Overview - On September 19, the communication equipment sector rose by 1.29%, led by Dingxin Communication, while the Shanghai Composite Index closed at 3820.09, down 0.3% [1] - The Shenzhen Component Index closed at 13070.86, down 0.04% [1] Top Performers - Dingxin Communication (603421) closed at 7.43, up 10.07% with a trading volume of 113,300 shares and a turnover of 84.16 million yuan [1] - Sega Technology (002796) closed at 21.22, up 10.01% with a trading volume of 303,400 shares and a turnover of 612 million yuan [1] - Changfei Optical Fiber (698109) closed at 120.62, up 10.00% with a trading volume of 247,500 shares and a turnover of 2.93 billion yuan [1] - Dekeli (688205) closed at 154.00, up 9.69% with a trading volume of 219,100 shares and a turnover of 3.30 billion yuan [1] Underperformers - Hengbao Co., Ltd. (002104) closed at 24.02, down 6.43% with a trading volume of 964,800 shares and a turnover of 2.35 billion yuan [2] - ST Gaohong (000851) closed at 0.48, down 5.88% with a trading volume of 45,900 shares and a turnover of 2.20 million yuan [2] - Feiling Kesi (301191) closed at 108.69, down 5.54% with a trading volume of 48,700 shares and a turnover of 53.50 million yuan [2] Capital Flow - The communication equipment sector experienced a net outflow of 637 million yuan from institutional investors, while retail investors saw a net inflow of 986 million yuan [2][3] - Major stocks like Tianfu Communication (300394) had a net inflow of 707 million yuan from institutional investors [3] - Changfei Optical Fiber (601869) had a net inflow of 291 million yuan from institutional investors [3]

Market Overview - The Shanghai Composite Index decreased by 0.03% at the close, with a trading volume of 979.60 million shares and a turnover of 15,108.13 billion yuan, representing a 12.16% decrease from the previous trading day [1] Industry Performance - The coal industry showed the highest increase at 1.97%, with a transaction amount of 111.71 billion yuan, up 41.65% from the previous day, led by Huayang Co., which rose by 8.09% [1] - The defense and military industry increased by 1.66%, with a transaction amount of 431.15 billion yuan, up 6.87%, led by Guorui Technology, which rose by 9.99% [1] - The non-ferrous metals sector rose by 1.42%, with a transaction amount of 597.97 billion yuan, down 14.34%, led by Ganfeng Lithium, which increased by 10.00% [1] - The automotive sector experienced the largest decline at 1.63%, with a transaction amount of 1,040.70 billion yuan, down 7.43%, led by Haon Automotive, which fell by 11.48% [2] - The pharmaceutical and biological sector decreased by 1.04%, with a transaction amount of 682.17 billion yuan, down 8.78%, led by Saily Medical, which fell by 6.22% [2] - The real estate sector declined by 0.97%, with a transaction amount of 242.96 billion yuan, down 8.46%, led by Suning Universal, which decreased by 10.12% [2]

证券代码：603421 证券简称：鼎信通讯 公告编号：2025-050 青岛鼎信通讯股份有限公司 公司是专注于电力线载波通信、智能电网设备的研发、生产和销售，核心业 务围绕"智能电表数据传输、电力安全防护"和消防业务展开，公司核心业务未 发生重大变化。 2022 年 12 月 26 日 公 司 与 平 头 哥 签 署 授 权 协 议 ， 仅 将 其 拥 有 的 E801/E802/E803 技术使用权授权给本公司，用于芯片自主研发，授权有效期限 为五年，合同金额人民币 200 万元。除此技术授权外，无其他产品和技术授权。 关于相关事项的澄清说明公告 E801/E802/E803 是低成本低功耗嵌入式 CPU 内核，主要应用于智能卡、智 能 电 网 、 低 成 本 微 控 制 器 、 无 线 传 感 网 络 等 嵌 入 式 应 用 。 公 司 仅 将 E801/E802/E803(原 CK 系列)内核用于自主研发的 MCU 芯片，均为传统电力、安 全领域产品，与 AI 智能推理算力的芯片没有任何关联，完全是不同层次的两类 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内 ...