Core Insights - The Maritime Cybersecurity and Digitalization Conference highlighted the systemic risks associated with satellite security in maritime operations, emphasizing the need for robust safety measures in satellite communications [1] - The company showcased its comprehensive maritime network security solutions, integrating satellite and multi-source communication links to enhance safety and reliability for various maritime applications [2] - Recent reports released by the company provided in-depth analysis of risks in maritime applications and the vulnerabilities of satellite communication links, receiving positive feedback from industry experts [3] Group 1 - The chairman of the company stated that satellite security has evolved from isolated risks to systemic crises, indicating a significant threat to maritime digitalization [1] - The company proposed that maritime safety must ensure satellite communication security while isolating IT and OT systems to meet regulatory requirements [1] - The company's SAT-VLAN intelligent micro-network solution aligns with CSS classification society's 2024 requirements, balancing safety and cost-effectiveness [1] Group 2 - The company's maritime network security solution acts as an intelligent "transport hub" for ship communications, ensuring stable connections for various maritime operations [2] - The solution integrates multiple security features, including firewalls and intrusion detection, effectively creating a "digital firewall" to protect against unauthorized access [2] - The company attracted significant attention at the conference with its comprehensive security mechanisms for maritime digital transformation [2] Group 3 - The conference included forums on maritime network security technology innovation and digital transformation practices, facilitating discussions among industry representatives [3] - The company's recently published reports analyzed the risks in maritime applications and provided a comprehensive overview of global network asset security [3] - The reports received high praise from shipowner representatives and industry experts, contributing valuable theoretical support for maritime digital transformation [3]

（一）安防信息化的市场扩容与技术革新 《条例》对军工设施的安防信息化提出明确技术要求， 具体表现在要求对保护区实施电子监控、身份识别、出入控 制等措施，并针对电磁环境划定保护范围。这将推动安防企 业持续开发高精度传感器、抗干扰通信设备及电磁防护解决 方案。结合《关键信息基础设施安全保护条例》，需在网络 安全等级保护基础上加强技术防御。北信源军事园区立体防 御体系可以全面的解决一些近期战争守方痛点，针对无人机 作战、间谍窃听、重要信息泄密、人体炸弹场景，定点清除 场景都有较好的解决方式，并且也都拥有顶级实战案例。 证券代码：300352 证券简称：北信源 北京北信源软件股份有限公司投资者关系活动记录表 编号：2025-004 | 投资者关系活动 |  特定对象调研□分析师会议 | | --- | --- | | 类别 | □媒体采访业绩说明会 | | | □新闻发布会路演活动 | | | ☑现场参观 | | |  其他（电话会议） | | 参与单位名称及 | 1、北京泰舜资产管理有限公司、含章基金、中信证券、同花 | | 人员姓名 | 顺、华金证券、国中长城资产、九鼎策略、华福证券、青科 | | | 基 ...

Core Viewpoint - The announcement details a change in equity ownership by a major shareholder, China Internet Investment Fund (Limited Partnership), which has reduced its stake in Sanwei Xinan Technology Co., Ltd. from 6.17% to 5.84% [1][2]. Group 1: Shareholder Information - The equity change was executed by China Internet Investment Fund (Limited Partnership), which is not a controlling shareholder or actual controller of the company [1]. - The reduction in shareholding does not involve any associated parties or concerted actions [1]. Group 2: Equity Change Details - The equity change occurred with a decrease of 38,189 shares, moving from 708,134 shares (6.17%) to 669,944 shares (5.84%) [1]. - This change is part of a previously disclosed share reduction plan and does not trigger any mandatory tender offer obligations [1][2]. Group 3: Impact on Company Governance - The reduction in shareholding will not lead to any changes in the controlling shareholder or actual controller, nor will it significantly impact the company's governance structure or future operations [2]. - The company will continue to monitor the compliance of the shareholder with the relevant disclosure obligations [2].

Core Viewpoint - The development of a practical and operable emergency safety education model is a crucial direction for safety education in Chinese universities, exemplified by Nanjing University of Technology's innovative approach that combines theory and practice through a "listen—see—research—practice" model [1][6]. Group 1: Educational Model - The new emergency safety education model emphasizes the integration of theoretical knowledge with practical experience, allowing participants to accumulate experience in responding to emergencies [1][6]. - The model includes creating realistic or simulated environments to engage students actively in learning emergency knowledge, utilizing various sensory experiences [2][6]. Group 2: Teacher Development - The model focuses on enhancing teachers' emergency management and communication skills through regular training and practical exercises [3][6]. - Teachers' emergency response capabilities are critical, and their performance in protecting students is included in performance evaluations [3][6]. Group 3: Student Engagement - The education model promotes experiential learning through real-life simulations and practical exercises, helping students internalize emergency response skills [4][6]. - It encourages the integration of emergency education into various subjects, fostering a culture of safety awareness among students [4][6]. Group 4: Feedback and Improvement - The model incorporates a feedback mechanism to evaluate the effectiveness of emergency education, ensuring it remains relevant and enhances public safety awareness [4][6]. - Continuous improvement of the educational content is achieved through data analysis and surveys to assess the impact of the training [4][6]. Group 5: Practical Application - The model includes a comprehensive curriculum that combines theoretical foundations with practical training in emergency rescue skills [5][6]. - Collaboration with external emergency education institutions provides students with hands-on experience in emergency situations [5][6].

国际油价反弹超1%。 *三大股指下挫，纳指跌超0.5%； *中长期美债收益率走高，2年期美债逼近4%； *美联储会议纪要重申耐心。 周三美股全线走低，投资者消化美联储会议纪要，芯片设计行业尾盘跳水。截至收盘，道指跌244.95 点，跌幅0.58%，报42098.70点，纳指跌0.51%，报19100.94点，标普500指数跌0.56%，报5888.55点。 根据美联储5月6日至7日的会议纪要， 未来几个月，美联储可能会面临通胀上升和失业率上升的"艰难 权衡"。"与会者一致认为，经济前景的不确定性进一步增加，因此在政府政策的一系列变化产生经济影 响变得更加清晰之前，采取谨慎的态度是恰当的。" 券商Spartan Capital Securities首席市场经济学家卡尔蒂略（Peter Cardillo）表示："美联储会议纪要没有 透露任何新信息。它们基本上表明美联储处于观望状态，试图就贸易问题得到更多澄清。" 个股方面，明星科技股跌多涨少，特斯拉跌1.6%，微软跌0.7%，亚马逊跌0.6%，英伟达跌0.5%，谷歌 跌0.3%，苹果涨0.1%，Meta 涨0.2%。 纳斯达克中国金龙指数跌0.6%，阿里巴巴、京东 ...

美股小幅高开 梅西百货涨超3% 智通财经5月28日电，美股小幅高开，道指涨0.07%，纳指涨0.17%，标普500指数涨0.10%。万国数据跌 超8%，此前公司公告称将发行本金总额为5亿美元的可转换优先债券。梅西百货涨超3%，Q1总营收、 经调整EPS超预期。云安全公司Okta跌超13%，公司业绩指引不及预期。游戏驿站涨2%，公司斥资超5 亿美元购买4710枚比特币。 ...

杭州迪普科技股份有限公司 证券代码：300768 证券简称：迪普科技 公告编号：2025-025 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： 以公司现有总股本643,829,039股剔除已回购股份7,985,477股后的635,843,562股为基 数，向全体股东每10股派现金人民币0.800000元（含税），实际派发现金分红总额 的每10股现金分红（含税）=本次实际现金分红总金额÷总股本（含回购股份）*10股 =50,867,484.96元（含税）÷643,829,039股*10股=0.790077元。按公司总股本（含回购 股份）折算的每股现金分红（含税）=本次实际现金分红总金额÷总股本（含回购股份） =50,867,484.96元（含税）÷643,829,039股=0.0790077元/股。本次权益分派实施后除 权除息参考价=除权除息前一交易日收盘价-按公司总股本（含回购股份）折算的每股现 金红利=除权除息前一交易日收盘价-0.0790077元/股。 本次权益分派股权登记日为：2025年6月5日，除权除息日为：2025年6月6日。 四、权益 ...

山石网科通信技术股份有限公司 向不特定对象发行可转换公司债券 www.lhratings.com 联合〔2025〕3294 号 联合资信评估股份有限公司通过对山石网科通信技术股份有限 公司主体及其相关债券的信用状况进行跟踪分析和评估，下调山石 网科通信技术股份有限公司主体长期信用等级为 A，下调"山石转 债"信用等级为 A，评级展望为负面。 特此公告 联合资信评估股份有限公司 评级总监： 二〇二五年五月二十八日 跟踪评级报告 | 2 声 明 一、本报告是联合资信基于评级方法和评级程序得出的截至发表之日的 独立意见陈述，未受任何机构或个人影响。评级结论及相关分析为联合资信 基于相关信息和资料对评级对象所发表的前瞻性观点，而非对评级对象的事 实陈述或鉴证意见。联合资信有充分理由保证所出具的评级报告遵循了真 实、客观、公正的原则。鉴于信用评级工作特性及受客观条件影响，本报告 在资料信息获取、评级方法与模型、未来事项预测评估等方面存在局限性。 二、本报告系联合资信接受山石网科通信技术股份有限公司（以下简称 "该公司"）委托所出具，除因本次评级事项联合资信与该公司构成评级委 托关系外，联合资信、评级人员与该公司不存在任 ...

Core Viewpoint - Anbotong's revenue growth is distinct from its peers, driven by new trade business and a significant revenue surge in Q4 of the previous year, alongside a sharp increase in sales expenses due to the introduction of a new AI security business [1][3]. Revenue Performance - In 2024, Anbotong achieved an annual revenue of 737 million yuan, a year-on-year increase of 34.4%, but reported a net loss of 119 million yuan, a decline of 1107.0% [3]. - The Q1 revenue for 2025 reached 308 million yuan, marking a staggering year-on-year growth of 444.91%, yet the net profit remained negative at -48.68 million yuan [3]. - The Q4 revenue for 2024 was 439 million yuan, accounting for 59.57% of the total annual revenue, which is significantly higher than previous years [5][6]. Business Segmentation - The revenue breakdown by product shows that the AI security segment generated 259 million yuan with a gross margin of 67.44%, while the security gateway and management segments had gross margins of 55.15% and 79.08%, respectively [4]. Sales Expenses - Anbotong's sales expenses have surged, with the sales expense ratio increasing from 18% in 2023 to 89% in Q1 2025, primarily due to channel consulting fees directed towards a mysterious company, referred to as Company C [8][11]. - In 2024, total sales expenses amounted to 222 million yuan, with 135 million yuan allocated to consulting fees for Company C, which specializes in information and communication infrastructure [11]. Industry Context - The cybersecurity industry is experiencing a transformation, with a projected market size of 72.1 billion yuan in 2024, reflecting a slowdown in growth from 9.6% in 2023 to 3.8% [12]. - The competitive landscape is increasingly concentrated, with the top 10 companies holding 46.8% of the market share, leading to challenges for smaller firms [12]. Strategic Developments - Anbotong's strategic upgrade aims to leverage AI in cybersecurity, creating a synergy between technology, market expansion, and ecosystem partnerships with major players like Huawei and Inspur [13]. - The company is focusing on a dual-track strategy to enhance its capabilities in resource management and AI-driven scheduling, with plans for strategic acquisitions and internal restructuring [14].

Group 1 - The 11th China (Shanghai) International Technology Import and Export Fair (referred to as "the Fair") will be held from June 11 to 13 at the Shanghai World Expo Exhibition and Convention Center, covering an exhibition area of 35,000 square meters [1][3] - The theme of this year's Fair is "Open Cooperation: Empowering New Quality Productivity and Sustainable Development," featuring a main exhibition area, a provincial exhibition area, and four specialized technology exhibition areas focusing on commercial cryptography, green energy, intelligent marine engineering, and consumer technology [3] Group 2 - The Hong Kong University of Science and Technology Shanghai Center (referred to as "HKUST Shanghai Center") will showcase several cutting-edge technologies, including a full-scene intelligent endoscope system and a digital meteorological service innovation laboratory, marking its debut at the Fair in 2025 [4] - HKUST Shanghai Center will present six latest research outcomes and quality projects related to artificial intelligence, robotics, and sustainable development, aiming to promote technology transfer and industry-academia collaboration in the Yangtze River Delta region [4] Group 3 - The TI (Temporal Interference) neural modulation therapy, a non-invasive brain deep stimulation technology, will be showcased, which effectively regulates neural activity and has therapeutic effects on conditions such as Parkinson's disease, insomnia, depression, and anxiety [8] Group 4 - The Shanghai Computer Software Technology Development Center, one of the first commercial cryptography testing institutions in China, will present its latest achievements, including a blockchain intelligent vulnerability detection system with a detection accuracy of 94% for high-risk items [12][15] - The center has established several key facilities, including a generative artificial intelligence quality inspection center and a quantum software technology research center, contributing to the development of industry standards in quantum computing [20] Group 5 - Shanghai CA, a leading third-party electronic certification service provider, will showcase various cryptographic products and applications, focusing on digital identity, data circulation, and cross-border trust services [21][24] - The "XINMI全栈密码服务平台" will be highlighted, which provides unified cryptographic security services based on domestic CPU capabilities, aiming to meet the core needs for data security and business compliance in the digital age [28]