[Table_Main] 行业研究|信息技术|技术硬件与设备 证券研究报告 技术硬件与设备行业周报 2025 年 12 月 24 日 [Table_Title] 算力硬件规模扩张，液冷加速渗透 ——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（2025.12.15-2025.12.21）上证综指上涨 0.03%，深证 成指回调 0.89%，创业板指回调 2.26%。本周申万通信回调 0.89%。 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（2025.12.15-2025.12.21）通信板块三级子行业中， 通信线缆及配套上涨幅度最高，涨幅为 4.29%，通信应用增值服务回 调幅度最高，跌幅为 4.13%，本周各细分板块主要呈回调趋势。 个股方面：本周（2025.12.15-2025.12.21）涨幅板块分析方面，万隆 光电（34.20%）、通鼎互联（24.74%）、震有科技（21.89%）涨幅分 列前三。 建议关注方向：算力产业链、卫星产业链 算力链：当前，随着 AI 算 ...

Core Viewpoint - Huawei's Mate 80 series has launched, featuring a "5A" signal indicator that signifies a premium network experience rather than a specific network standard like 5G or 5G-A [1][4]. Group 1: Definition and Features of 5A - 5A represents Huawei's advanced communication technology, providing faster access, higher speeds, lower latency, and more stable connections [2][3]. - 5A is not a network standard but indicates a 5A level premium network experience [3][4]. Group 2: Distinction from Other Technologies - 5A is distinct from 5G-A (5GA) and 5.5G, as it does not equate to these technologies but rather signifies an enhanced user experience [4][5]. - 5G is defined as the fifth generation of communication technology, which is a network standard, unlike 5A [4]. Group 3: Device Compatibility and Usage - Currently, the Mate 80 series and Mate X7 series support 5A, with other devices' compatibility determined by the signal status displayed [5]. - There is no additional charge for using 5A, as it is part of the device's advanced communication capabilities [6]. - 5A does not have a separate switch; it is enabled by default in supported devices to enhance user experience [7].

★ 宏观动态 ★ 中国公民2026年9月14日前可免签前往俄罗斯 据央视新闻报道，记者当地时间12月1日获悉，根据俄罗斯总统普京当天签署的命令，中国公民至2026年9月 14日（含14日）前可免签证以旅游和商务目的前往俄罗斯。免签天数为30天。 江苏常州出台购房资助新政 "常州发布"消息，12月1日，常州市召开进一步资助住房困难工薪群体购买商品住房政策吹风会。常州市将在 2025年实施"支持住房困难工薪群体购买自住新建商品住房现房"政策的基础上，进一步加大力度，支持购买 新建商品住房现房，拓展至既资助购买新建商品住房现房，也资助购买新建商品住房期房和存量商品住房（指 成套二手住房，下同）。申请条件：申请人在常州市无商品住房，或拥有的商品住房建筑面积总计不超过75 ㎡（以房屋权属证明为准，暂未办理产权证的以备案的《商品房买卖合同》为准）。申请人已婚的，其配偶须 作为共同申请人。购买刚需型新建商品住房房源库（含现房和期房）中的商品住房，并在2026年12月31日前 完成《商品房买卖合同》网签备案的，可获得购房款（以网签备案的《商品房买卖合同》所载为准）的15% 但不超过20万元的购房资助。购买存量商品住房房源库中 ...

Core Insights - e& UAE has successfully completed the world's first IP+DWDM dual 800GE trial, establishing a network foundation for 5.5G, AI, big data, and cloud applications [1] - The trial simulated the core node EMIX's inter-regional interconnection scenario, which is a significant IP transit hub in the Middle East [1] - The solution integrates AI forecasting to achieve dynamic energy-saving scheduling, enhancing network efficiency and green operational capabilities [1]

Group 1: North America Operations - The North America production base has secured contracts with clients in the autonomous electric vehicle and energy storage sectors, with production expected to commence within the year [1]. Group 2: Semiconductor Business - The semiconductor business was established as Chongqing Yulai Sheng Precision Technology Co., Ltd. in May 2025, focusing on manufacturing specialized equipment and precision components for semiconductor clients [2]. Group 3: Liquid Cooling Strategy - The company has developed a strategic plan for liquid cooling technology in response to the growing demand for heat dissipation in data centers, high-performance computing, and artificial intelligence [3]. - The liquid cooling technology is applied in three main sectors: electric vehicles, communication cooling, and data centers [3]. Group 4: Server Liquid Cooling Collaboration - A recent partnership with JuLiang Company aims to develop key components for liquid cooling servers, enhancing service offerings for both domestic and international clients [4]. Group 5: Communication Business Positioning - The company possesses comprehensive technology from thermal simulation to mass production in the 5.5G and 5G-A sectors, with a leading position in phase-change liquid cooling technology [5]. Group 6: Future Performance Expectations - The company anticipates facing short-term performance challenges but views 2025 as a pivotal year for transformation and foundational strengthening, expecting growth drivers to emerge by 2026 [6]. Group 7: Development Plans - The strategic path includes maintaining technological leadership in communications, deepening relationships with quality automotive clients, and expanding into emerging sectors like energy storage and semiconductors [7].

Investment Rating - The report gives a "Recommended" rating for the telecommunications industry, considering the sustained high prosperity of the sector driven by AI, 5.5G, and satellite communications [2][6]. Core Insights - The overall market performance for the week (November 17-23, 2025) saw a decline in major indices, with the Shanghai Composite Index down 3.90%, the Shenzhen Component Index down 5.13%, and the ChiNext Index down 6.15%. The telecommunications sector, represented by the Shenwan Communications Index, also experienced a decline of 2.51% [2][11]. - Among the sub-sectors, the telecommunications network equipment and devices had the lowest decline at 1.76%, while telecommunications cables and supporting equipment saw the highest decline at 6.09% [2][14]. - Notable individual stock performances included Dekeli with a rise of 24.82%, Shida Group at 18.16%, and Guangku Technology at 14.86% [2][16]. Summary by Sections Market Overview - The telecommunications sector experienced a general downward trend, with the Shenwan Communications Index declining by 2.51% during the week [2][11]. - The sub-sectors showed varied performance, with telecommunications network equipment and devices declining the least at 1.76%, while telecommunications cables and supporting equipment faced the most significant drop at 6.09% [2][14]. Key Company News - Nvidia reported strong third-quarter results for FY2026, with revenue reaching $57 billion, a year-on-year increase of 62.5% and a quarter-on-quarter increase of 22%. The data center segment accounted for 90% of total revenue, highlighting its role as a key growth driver [3][18]. - The Ministry of Industry and Information Technology (MIIT) initiated commercial trials for satellite IoT services, aiming to enhance the satellite communication market and support emerging industries [4][20]. Investment Focus Areas - The report suggests focusing on the computing power industry chain and the satellite industry chain, particularly in light of Nvidia's strong performance and the launch of satellite IoT services [3][4].

Investment Rating - The report maintains a "Recommended" rating for the telecommunications industry, citing sustained high prosperity driven by AI, 5.5G, and satellite communications [2][6]. Core Insights - The overall market performance for the week (November 10-16, 2025) saw the Shanghai Composite Index decline by 0.18%, the Shenzhen Component Index by 1.40%, and the ChiNext Index by 3.01%. The telecommunications sector, represented by the Shenwan Communications Index, experienced a decline of 4.77% [2][12]. - Within the telecommunications sub-sectors, communication engineering and services had the highest increase at 1.57%, while communication network equipment and devices faced the largest decline at 6.98% [2][15]. - Notable individual stock performances included "Online and Offline" with a rise of 46.55%, followed by Zhongfutong at 30.69% and Meilixin at 11.87% [2][17]. Summary by Sections Market Overview - The telecommunications sector is experiencing a high demand for core chips, which is becoming a bottleneck for the performance expansion of domestic and international module manufacturers. The supply-demand balance for optical chips is expected to remain tight until the first half of 2026, maintaining high product prices [3]. - Huawei is set to release a groundbreaking AI technology on November 21, which could significantly improve the utilization efficiency of computing resources from the current 30%-40% to 70%, enhancing the penetration of domestic computing chips in the market [3]. Satellite Industry - The upcoming launch of the "Zhuque-3" reusable rocket is anticipated to be a milestone for China's space capabilities, aiming to reduce launch costs to below 20,000 RMB per kilogram, comparable to SpaceX's Falcon 9 [4]. Key Announcements - Meta Platforms plans to invest over $600 billion in AI infrastructure in the U.S. over the next three years, aiming to enhance its computing capabilities and support local economies [19]. - China successfully launched 13 low-orbit satellites for internet connectivity, marking a significant achievement in its commercial space endeavors [22]. - The Ministry of Industry and Information Technology (MIIT) is accelerating the construction of manufacturing pilot platforms, focusing on AI and quantum technology [25]. Company Highlights - CoreWeave reported a significant increase in customer order backlog, reaching $55.6 billion, nearly double from the previous quarter, despite a slight downward adjustment in revenue guidance due to delays in third-party data center construction [27]. - Baidu announced the launch of its next-generation Kunlun chips, aimed at optimizing large-scale inference and multi-modal model training [28]. - LightCounting reported that optical module suppliers are actively expanding capacity in response to increased demand from cloud computing companies [30].

Group 1 - The company's communication cable products are applied in various scenarios including 5G base stations, F5G all-optical parks, and more, contributing to a gross margin of 15.95% as per the 2025 semi-annual report [2] - The company has participated in the formulation of multiple standards related to communication cables and optical-electrical hybrid cables, indicating its technical reserves and product validation capabilities in the evolution of 5.5G [2]

Market Overview - The overall market performance for the week of November 3 to November 9, 2025, saw the Shanghai Composite Index rise by 1.08%, the Shenzhen Component Index increase by 0.19%, and the ChiNext Index grow by 0.65% [2] - The Shenwan Communication Index increased by 0.92% during the same period, reflecting a continuation of high industry prosperity driven by AI, 5.5G, and satellite communications [2] Subsector Performance - Among the three sub-industries within the communication sector, communication network equipment and devices had the highest increase at 1.98%, while other communication devices experienced the largest decline at 3.31% [2] - Overall, most sub-sectors within the communication industry showed a trend of retreat during the week [2] Individual Stock Performance - Notable stock performances in the communication sector included Wanlong Optoelectronics with a rise of 23.34%, Yihua Co. with an increase of 12.18%, and Tianfu Communication up by 10.75% [2] Focus Areas - The report suggests focusing on the computing power supply chain and satellite industry [3] - Recent earnings reports from overseas AI communication hardware suppliers Lumentum and Coherent exceeded expectations, with Lumentum reporting record high shipments of 100G and 200G EML lasers [3] - Coherent plans to double its indium phosphide laser production capacity within the next 12 months, which is expected to significantly enhance production efficiency and reduce costs [3] Market Dynamics - The supply chain for upstream chips is facing bottlenecks due to a mismatch in supply and demand, creating opportunities for domestic suppliers to enter the supply chain [3] - Concerns about the cost of computing power hardware have been raised, but the demand for computing hardware is not expected to decline significantly as the current models are entering an application penetration phase [4]

Investment Rating - The report maintains a "Recommended" rating for the telecommunications industry, considering the sustained high prosperity of the sector driven by AI, 5.5G, and satellite communications [2][5]. Core Insights - The overall market performance for the week (November 3-9, 2025) saw the Shanghai Composite Index rise by 1.08%, the Shenzhen Component Index by 0.19%, and the ChiNext Index by 0.65%. The Shenwan Communications Index increased by 0.92% during the same period [2][10]. - Within the telecommunications sector, the highest increase was observed in the communication network equipment and devices, which rose by 1.98%. Conversely, other communication devices experienced the most significant decline, with a drop of 3.31% [2][13]. - Notable individual stock performances included Wanlong Optoelectronics, which surged by 23.34%, followed by Yihua Co. at 12.18% and Tianfu Communication at 10.75% [2][15]. Summary by Sections Market Overview - The telecommunications sector is experiencing a high level of prosperity, with AI and satellite communications driving growth. The report highlights the importance of the supply chain dynamics, particularly in the context of chip shortages affecting the upstream supply of optical modules [2][3]. Industry News - LightCounting projects that by 2030, CPO will contribute $4.7 billion in revenue to the switching chip market, driven by the increasing demand for AI infrastructure [17][19]. - IDC reported that the AI server market in China reached $16 billion in the first half of 2025, more than doubling compared to the previous year, with expectations to exceed $140 billion by 2029 [22][23]. - LightCounting also forecasts a compound annual growth rate of 22% for the global optical module market over the next five years, driven by strong demand from AI applications and cloud service providers [26][28]. Company Announcements - Key announcements from the telecommunications sector include asset acquisitions and equity transfers involving companies such as Huylu Ecology and China Mobile, indicating ongoing strategic movements within the industry [35][36].