Core Insights - The "2025 China Satellite Navigation and Location Service Industry Development White Paper" indicates that by 2024, the overall output value of China's satellite navigation and location service industry will reach 575.8 billion yuan, representing a year-on-year growth of 7.39% [1] - China continues to lead globally in satellite navigation patent applications, with a cumulative total surpassing 129,000, reflecting a year-on-year increase of 4.8% [4] Industry Growth - The satellite navigation and location service industry in China is experiencing stable growth, driven by the accelerated promotion of Beidou's priority application and domestic product substitution [4] - In 2024, the total sales of satellite navigation positioning terminal products in China exceeded 410 million units, with smart phones accounting for 294 million units [7] Application and Innovation - The Beidou system has achieved significant breakthroughs in various fields, including transportation, electricity, and consumer goods, enhancing high-precision location service capabilities [10] - By the end of 2024, approximately 13.5 million Beidou terminal devices have been promoted in transportation sectors such as road operation vehicles and rail transit [10] International Expansion - The Beidou system has been integrated into the standard systems of 11 international organizations, recognized as a core supplier of global satellite navigation systems by the United Nations [12] - Over 30 African countries, including Nigeria and Tunisia, have established Beidou CORS stations, indicating the system's expanding international presence [12]

10千伏南聂线穿越林区，亘长数十千米，环境复杂树线矛盾频发，需要具备快速精准的故障处置能力， 以预防因火灾引起的大面积停电。基于中压载波通信的分布式智能保护控制技术,能够解决该区域光纤 通信建设运维成本高、4G/5G无线公网信号覆盖薄弱的问题。为确保首次应用的可靠性，东北电科院依 托RTDS半实物仿真平台，开展短路、接地、断线故障及通信异常、设备拒动等数十种典型故障场景系 统测试。结果显示，系统故障隔离准确率达100%，运行可靠性高。 在由国网抚顺供电公司负责实施的带电作业中，经现场测试结果表明，四台终端间载波组网通信稳定可 靠。中压电力线载波通信适用于农网，无运营商费用和信号质量影响，性能比肩光纤，配网线路改造时 可灵活调节，解决了山火预防和分布式光伏广泛接入等困扰配网发展的痛点问题。 4月22日，国际首套基于中压载波的分布式智能保护控制系统在辽宁抚顺新宾县10千伏南聂线示范应 用。 该项目由国网辽宁电力配网部牵头组织，东北电科院研发测试，国网抚顺供电公司示范实施。首次将中 压电力线载波通信技术应用于分布式智能保护控制系统，针对中压载波与分布式保护间配合的实时性、 可靠性、并发性等诸多难题，开展技术攻关，将 ...

[Table_Main] 行业研究|电信服务 证券研究报告 电信服务行业周报 2025 年 5 月 18 日 [Table_Title] "星算"首批星发射，美 AI 扩散规则趋严 ——通信行业周报 [Table_Summary] 报告要点： 市场整体行情及通信细分板块行情回顾 周行情：本周（2025.5.12-2025.5.16）上证综指上涨 0.76%，深证 成指上涨 0.52%，创业板指上涨1.38%。本周申万通信下跌 0.12%。 考虑通信行业的高景气度延续，AI、5.5G 及卫星通信持续推动行业 发展，我们给予通信行业"推荐"评级。 细分行业：本周（2025.5.12-2025.5.16）通信板块三级子行业中， 通信网络设备及器件上涨幅度最高，涨幅为 1.16%，通信应用增值服 务回调幅度最高，跌幅为 3.27%，本周各细分板块主要呈下跌趋势。 个股方面：本周（2025.5.12-2025.5.16）通信板块涨幅板块分析方 面，*ST 天喻（14.78%）、有方科技（12.20%）、永鼎股份 （9.60%）涨幅分列前三。 建议关注方向：算力产业链、卫星互联网、无线通信设备链 1) 算力产业链：国内链 ...

本报记者 田鹏 中 她提到，中国全球最大规模的5G网络为5G-A应用奠定基础，相关技术已在智能制造、智慧能源等领域 落地标杆案例，展现对实体经济的赋能价值。 6G方面，崔丽透露，6G标准预计将于2029年冻结，2030年开始商用。中兴通讯匹配时间窗积极推进标 准布局、技术创新和生态合作，已经连续3年参与IMT2030 6G推进组的测试，覆盖全技术领域，质量保 持第一梯队；率先进行了原型机测试，使6G更广泛的智能连接涌现；积极拥抱AI，探索具身智能，沉 浸式通信以及群智协同等多场景价值服务新范式。未来，中兴通讯将立足5G大规模商用网络的技术积 累，与全球ICT产业一起继续推动6G全球合作创新，为全球统一技术标准及开放可信的产业市场与AI蓬 勃发展做出贡献。 针对利润与现金流变化，崔丽解释，公司收入结构正从"721"（运营商70%、政企20%、消费者10%） 向"532"转型，这与运营商5G投资阶段性下降、政企数字化与算力业务增长相关。传统CT业务具"十年 一代"投资周期特点，新业务如算力、能源等尚处规模拓展期，碎片化需求导致短期成本较高。但随着 新业务规模扩大，规模效应将降低成本，AI等增值能力可提升解决方案附 ...

Core Viewpoint - The successful landing of the Asia Link Cable (ALC) international submarine cable in Lingshui marks a significant step in enhancing Hainan's international communication capabilities and contributes to the construction of an efficient, secure, and intelligent global information interconnection channel in the Asia-Pacific region [1][2] Group 1: Project Overview - The ALC international submarine cable spans over 6,100 kilometers, connecting Hong Kong and Singapore, with branches extending to the Philippines, Vietnam, Brunei, Malaysia, and Lingshui, Hainan [1] - The specific branch that landed in Lingshui is 590 kilometers long and represents the first direct international submarine cable built by China Telecom in Hainan [1] Group 2: Technical Capabilities - The ALC cable utilizes advanced high-capacity optical fiber transmission technology, providing a transmission bandwidth of up to 20 Tb/s, equivalent to the data required to transmit over a thousand HD movies per second [2] - This high bandwidth supports various applications, including cross-border financial transactions, real-time cloud rendering, ultra-high-definition video transmission, and cross-border computing power scheduling [2] Group 3: Future Developments - Following the landing of the ALC cable, China Telecom plans to accelerate the development of international communication infrastructure in Haikou and Sanya, integrating deeply into the overall construction of the free trade port [2] - The company aims to leverage new-generation information technologies such as 5G, cloud computing, big data, and artificial intelligence to provide international communication services for Chinese enterprises going global and multinational companies entering the region [2] - The initiative is expected to promote the development of cross-border data, artificial intelligence, gaming, international tourism, cross-border e-commerce, cross-border finance, and international logistics, contributing to the integration of Hainan's digital economy and real economy [2]

Core Insights - China has established the world's largest and technologically advanced information and communication network, with plans to accelerate the development of 5G-A and 6G technologies [1] Group 1: 5G Infrastructure and Applications - China has built and opened over 4.395 million 5G base stations, integrating 5G applications into 86 out of 97 categories of the national economy [3] - The world's first 5G-A open-pit mine has been launched in Inner Mongolia, featuring the operation of a hundred unmanned electric mining trucks, enabled by upgraded 5G-A networks [3] - The application of 5G-A can reduce data transmission latency to less than 20 milliseconds, enhancing overall operational efficiency in mining by 20% with the aid of artificial intelligence [5] Group 2: Expansion and User Experience - Users in cities like Beijing and Shanghai have started to notice their mobile signals indicating 5G-A, with no additional costs for usage; the pilot cities for 5G-A are expected to expand to over 300 key scenarios nationwide by the end of the year [7] - The connection speed and latency of 5G-A are projected to achieve a tenfold improvement compared to the initial phase of 5G, supporting the proliferation of immersive applications such as XR (extended reality), holographic communication, and cloud gaming [9]

Core Viewpoint - The Ministry of Industry and Information Technology of China has released "Ten Practical Matters for Warm-hearted Information and Communication Services by 2025," focusing on enhancing telecommunications services and addressing public concerns regarding telecom usage, digital accessibility for the elderly, and personal information protection [1][2]. Group 1: Key Initiatives - The initiatives include the "Clear Handling, Safe Use" campaign aimed at simplifying and optimizing telecom service packages for public users, ensuring all packages are publicly disclosed before sale [1]. - There will be improvements in online telecom service processes, including the establishment of service standards for mobile business halls [1]. - Marketing practices will be standardized to ensure comprehensive and accurate promotion of telecom services, with key information prominently highlighted and agreements made clear and understandable [1]. Group 2: User Protection and Support - Users will receive enhanced reminders for service usage, including notifications for automatic renewals and exceeding data limits, with options for users to set their own data cap thresholds [2]. - The process for unsubscribing from services will be streamlined, allowing eligible users to complete the process on-site and receive timely refunds for any remaining balance [2]. - Services for elderly users will be improved, including a one-button access to human customer service for users aged 65 and above [2]. Group 3: Transparency and Privacy - The initiative promotes transparency in algorithm recommendations, requiring the disclosure of basic principles, intentions, and operational mechanisms of internet application algorithms to users [2]. - There will be real-time reminders for users regarding the use of sensitive permissions on mobile devices, such as microphone, camera, and location access [2]. - A "Do Not Disturb" service will be introduced to provide personalized protection against marketing calls and messages based on user preferences [2]. Group 4: Future Directions - The Ministry will guide telecom companies to refine their actions to ensure the effective implementation of these initiatives, aiming to enhance the overall service quality in the information and communication sector [2].

Core Viewpoint - The article highlights significant advancements in China's international communication submarine cable construction, showcasing the introduction of a new 32-fiber pair submarine cable solution that greatly enhances data transmission capacity and speed, meeting the growing demand for international communication and cross-border data flow [7][8]. Industry Overview - The global submarine cable network spans approximately 1.4 million kilometers, supporting over 95% of international communication data transmission [7]. - Submarine cables are the primary means of international communication due to their high capacity, low latency, and relatively straightforward construction [7][8]. Technological Advancements - China's latest 32-fiber pair submarine cable can transmit the equivalent of 3,200 two-hour 4K ultra-high-definition movies in an instant, significantly increasing transmission capacity [8]. - The new cable solution represents an upgrade from previous 6-fiber and 12-fiber pair systems, akin to expanding a highway from 6 to 32 lanes while maintaining the same speed [8]. Installation Techniques - The installation of submarine cables is complex, requiring advanced technology to navigate deep-sea conditions and avoid geological hazards [9]. - The "Qifan 19" cable-laying ship, designed and built in China, is capable of operating in challenging conditions and can lay cables at depths of up to 7,000 meters [9][10]. Global Projects - The 2Africa submarine cable project, initiated by China Mobile and eight international operators, is the largest transoceanic cable project to date, spanning approximately 45,000 kilometers and connecting 33 countries [10]. - Meta's ambitious plan to lay a 50,000-kilometer submarine cable aims to enhance global AI innovation [10]. Challenges and Risks - Approximately 200 incidents of submarine cable damage occur annually, impacting international communication and digital economies [11]. - Human activities account for nearly 80% of these incidents, with fishing and shipping operations posing significant risks to cable integrity [12]. Repair and Maintenance - Repairing damaged submarine cables is a challenging process, often requiring weeks and costing over a million dollars [15]. - Advanced monitoring systems are being implemented to detect potential threats to submarine cables, enhancing their protection [16]. Future Innovations - Quantum communication technology is being explored for underwater applications, potentially providing secure data transmission methods that are resistant to hacking [17][18].

Core Viewpoint - The Shanghai Municipal Communication Administration has officially released guidelines for the high-quality development of local basic telecommunications enterprises from 2025 to 2027, aiming to enhance the top-level design of the information and communication industry in Shanghai [1] Group 1: Development Framework - The guidelines establish a "1+6+20" high-quality development work system for basic telecommunications enterprises in Shanghai, which includes one work goal, six key capabilities, and twenty critical measures [1] Group 2: Strategic Goals - The primary objective is to lead enterprises in actively responding to and implementing the 20 measures for high-quality development, thereby contributing to the consolidation and enhancement of the competitive advantage and leading position of the information and communication industry in Shanghai [1]

Core Points - The 20th "China Optics Valley" International Optoelectronic Exposition opened at the China Optics Valley Convention and Exhibition Center [1] - A total of 20 major investment projects were signed, with a total amount of 19.52 billion yuan, covering various fields such as optical communication, integrated circuits, compound semiconductors, new displays, and artificial intelligence [1]