该行指短期或将供不应求，重视光纤光缆投资机会，随着全球AI蓬勃发展，或持续驱动资料中心内部 与DCI互联对光纤光缆的需求。短期来看，全球厂商扩产能力有限，或将形成供不应求的格局。该行认 为光纤光缆需求与价格有望维持稳步提升。该行推荐标的：亨通光电、中天科技；受益标的：长飞光 纤、永鼎股份、烽火通信及特发信息（维权）。 格隆汇12月24日｜开源证券发表报告表示，从需求端而言，随着AI大模型训练侧持续迭代，推理侧AI 应用落地加速，或持续拉动全球光纤光缆需求。面向数据中心内部的海量数据流动需求，高端单模及多 模光纤与超高速光模块协同，或实现短距离数据高效传输与灵活互联，推动智算中心向更高密度、更低 功耗的方向演进。除此之外，由于空芯光纤具有低时延、宽带谱、低损耗和低非线性效应等优势，国内 外正积极推动空芯光纤等新技术发展，长期来看，空芯光纤需求或逐步提升。 ...

Core Viewpoint - The continuous iteration of AI large model training and the acceleration of AI application implementation are expected to drive global demand for optical fibers and cables, particularly in data centers [1][2]. Demand Side - The construction of AI data centers and DCI interconnections is likely to sustain the demand for optical fibers and cables, with high-end single-mode and multi-mode fibers, along with ultra-high-speed optical modules, facilitating efficient short-distance data transmission and flexible interconnections [2]. - G.654.E optical fibers significantly enhance transmission distance and system capacity, contributing to the development of more efficient and economical long-distance high-bandwidth networks [2]. - The demand for hollow-core fibers is anticipated to gradually increase due to their advantages such as low latency, wide spectrum, low loss, and low nonlinearity, with active promotion of new technologies in both domestic and international markets [2]. Supply Side - The production cycle for traditional optical preforms is long, and the manufacturing process has high technical requirements, leading to potential short-term supply tightness [2]. - The expansion of optical fiber production capacity is constrained by the lengthy production cycle of optical preforms and the need for high precision in the manufacturing process, which may result in a tight supply situation in the short term [2]. - According to predictions from the Asia-Pacific Optical Fiber and Cable Industry Association and the China Academy of Information and Communications Technology, global demand for optical fibers and cables is expected to reach hundreds of millions of core kilometers by 2025, maintaining a growth trend [2]. Investment Opportunities - The global development of AI is likely to continue driving demand for optical fibers and cables in data centers and DCI interconnections, creating a potential supply-demand imbalance in the short term [3]. - Recommended investment targets include Hengtong Optic-Electric and Zhongtian Technology, with beneficiaries including Yangtze Optical Fibre and Cable, Yongding Holdings, FiberHome Technologies, and TeFa Information [3].

Investment Rating - The industry investment rating is "Overweight" (maintained) [1] Core Insights - The demand for optical fibers and cables is expected to be driven by the construction of AI data centers and DCI interconnections, with a significant increase in global demand anticipated due to the ongoing evolution of AI large model training and application deployment [4] - The supply side faces challenges as the production cycle for optical preforms is long and the manufacturing process is complex, leading to potential short-term supply tightness [5] - The report highlights a potential supply-demand imbalance in the short term, with a recommendation to focus on investment opportunities in the optical fiber and cable sector [6] Demand Side Summary - The demand for optical fibers and cables is expected to grow due to the increasing need for high-density and low-power data transmission in data centers, driven by AI applications [4] - The G.654.E optical fiber is noted for its ability to enhance transmission distance and system capacity, contributing to the development of more efficient long-distance high-bandwidth networks [4] - New technologies such as hollow-core fibers are being actively developed, which may lead to increased demand in the long term due to their advantages in low latency and low loss [4] Supply Side Summary - The production of optical preforms is characterized by a long expansion cycle and high technical requirements, which may lead to a tight supply situation in the short term [5] - The report cites predictions from the Asia-Pacific Optical Fiber and Cable Industry Association and the China Academy of Information and Communications Technology, estimating that global demand for optical fibers and cables could reach hundreds of millions of core kilometers by 2025 [5] - Prices for optical fibers have shown a significant rebound since May, indicating a positive outlook for demand and pricing driven by AI data center construction [5] Investment Opportunities - The report recommends focusing on investment opportunities in the optical fiber and cable sector, specifically highlighting companies such as Hengtong Optic-Electric and Zhongtian Technology as primary targets, with additional beneficiaries including Yangtze Optical Fibre and Cable, Yongding Co., FiberHome Technologies, and TeFa Information [6]

Group 1 - The article highlights the significant market activity surrounding Hainan Free Trade Port, with over 20 stocks hitting the daily limit up following the official launch of the free trade policies on December 18, which includes zero tariffs and low tax rates [16][21]. - The article notes that the overall market saw a strong performance, with the Shanghai Composite Index rising by 0.69%, and over 2900 stocks increasing in value, indicating a broad market rally [15][16]. - The article mentions the strong performance of the optical communication sector, driven by news of significant orders and technological breakthroughs, contributing to the overall market enthusiasm [16][9]. Group 2 - The aerospace sector remains active, with the upcoming launch of the Long March 12A rocket scheduled for December 23, which is expected to stimulate investment interest in commercial space ventures [5][17]. - The article discusses the current state of China's commercial aerospace investment, which is characterized as being in a "from 0 to 1" phase, suggesting a high potential for growth and investment opportunities [6]. - The article provides a detailed cost analysis of the Long March 12A rocket, highlighting various components and their associated costs, which could inform investment decisions in related aerospace companies [8]. Group 3 - The consumer sector is facing challenges, with Bloomberg reporting that consumer stocks are on track for their longest annual underperformance, driven by weak retail sales and declining housing prices [11]. - Despite the challenges, there are signs of potential recovery, as recent fiscal data indicates a conservative fiscal stance, with expectations for increased fiscal stimulus in 2026 to support economic growth [14]. - The article emphasizes the need for continued efforts to expand domestic demand, as highlighted by recent government discussions on infrastructure and investment in consumer-related sectors [14].

行 业 及 产 业 国防军工 2025 年 12 月 22 日 相关研究 证 券 研 究 报 告 证券分析师 韩强 A0230518060003 hanqiang@swsresearch.com 武雨桐 A0230520090001 wuyt@swsresearch.com 穆少阳 A0230524070009 musy@swsresearch.com 研究支持 达邵炜 A0230124030001 dasw@swsresearch.com 联系人 达邵炜 A0230124030001 dasw@swsresearch.com 基本面筑底，行业进入配置周期 看好 ——国防军工行业周报（2025 年第 52 周） 本期投资提示： ⚫ 上周申万国防军工指数上涨 1.53%，中证军工龙头指数上涨 4.05%，同期上证综指上 涨 0.03%，沪深 300 下跌 0.28%，创业板指下跌 2.26%，申万国防军工指数跑赢创业 板指、跑赢沪深 300、跑赢上证综指、跑输军工龙头指数。1、从细分板块来看，上周 国防军工板块 1.53%的涨幅在 31 个申万一级行业涨跌幅排名第 11 位。2、从我们构建 的军工集团指数变化来 ...

证券之星消息，12月22日国企改革板块较上一交易日上涨0.47%，同大股份领涨。当日上证指数报收于 3917.36，上涨0.69%。深证成指报收于13332.73，上涨1.47%。国企改革板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 300321 | 同大股份 | 52.97 | 19.90% | 11.01万 | 5.73亿 | | 002523 | 大桥起車 | 4.35 | 10.13% | 53.40万 | 2.28亿 | | 000070 | 特发信息 | 12.94 | 10.03% | 94.72万 | 12.14亿 | | 002320 | 海峡股份 | 12.62 | 10.03% | 67.90万 | 8.43亿 | | 000551 | 创元科技 | 12.53 | 10.01% | 68.53万 | 8.42亿 | | 601888 | 中国中免 | 91.09 | 10.00% | 88.75万 | 78.34亿 | | 002046 | 国机精 ...

截至12月22日收盘，F5G概念上涨3.15%，位居概念板块涨幅第7，板块内，32股上涨，特发信息、亨通 光电、通宇通讯等涨停，长芯博创、中际旭创、华工科技等涨幅居前，分别上涨12.68%、8.01%、 6.37%。跌幅居前的有震有科技、天地科技、科瑞思等，分别下跌4.66%、0.52%、0.12%。 今日涨跌幅居前的概念板块 | 代码 | 简称 | 今日涨跌幅 | 今日换手率 | 主力资金流量（万 | 主力资金净流入比率 | | --- | --- | --- | --- | --- | --- | | | | （%） | （%） | 元） | （%） | | 300308 | 中际旭 创 | 8.01 | 3.57 | 148541.00 | 6.22 | | 600487 | 亨通光 电 | 10.02 | 7.55 | 87133.73 | 18.25 | | 002792 | 通宇通 讯 | 9.99 | 44.35 | 61839.42 | 12.30 | | 000070 | 特发信 息 | 10.03 | 10.66 | 47674.28 | 39.28 | | 600498 | 烽火通 信 ...

Group 1 - Hainan local stocks are involved in various industries including non-woven fabric products, concrete, rubber, pharmaceuticals, and logistics [2][3] - Hainan Rui Ze and Hainan Hai Yao have seen significant stock price increases, with Hainan Hai Yao achieving a two-day price increase [2][6] - Hainan Rubber is the leading player in China's natural rubber industry, managing 3.41 million acres of rubber plantations [2] - Hainan Airport operates duty-free businesses at major airports, holding significant stakes in duty-free shops [2] Group 2 - Companies like Hainan Huatie and Hainan Minmetals are involved in state-owned enterprises and agricultural technology, respectively [3] - Hainan Development has acquired a 45% stake in Hainan Haikong Duty-Free Group, aiming to operate duty-free businesses for island residents [6] - The logistics sector is expanding with companies like Jia Cheng International developing logistics hubs in Hainan [2][3] Group 3 - The semiconductor industry is represented by companies like InnoScience and Xiangyang Technology, focusing on cleanroom engineering and special organic materials [4] - Companies like Longfly and Hengtong Optic-Electric are leading in the optical fiber industry, with significant advancements in technology and production capacity [3][4] - The AI and robotics sectors are seeing growth with companies like Zhaowei and Keda Technology focusing on intelligent equipment and robotics [6][7] Group 4 - The consumer goods sector is highlighted by companies like Fei Ke Electric and Anji Food, which are expanding their product lines and market presence [6][7] - The energy sector is represented by companies like Sheng Tong Energy, focusing on natural gas and related assets [9] - The packaging industry is led by companies like Jia Mei Packaging, which is undergoing significant changes in ownership and management [9][10]

Group 1 - The core viewpoint of the news is that Tefa Information (SZ000070) reached its daily limit up, closing at 12.94 yuan with a 10.03% increase, resulting in a total market capitalization of 11.65 billion yuan and a circulating market capitalization of 11.50 billion yuan, with a total transaction amount of 1.05 billion yuan [1][2]. Group 2 - Tefa Information's rise is attributed to its diversified business model, which includes four main sectors: optical communication, cable, smart services, and property asset management, positioning the company to benefit from the growing demand in the optical communication industry driven by 5G network construction and data center expansion [2]. - The company is also involved in military information technology, which is gaining increased attention due to the heightened focus on national defense and modernization, thus creating additional market opportunities for Tefa Information [2]. - Technical indicators such as MACD forming a golden cross and the stock price breaking through significant resistance levels may have attracted technical investors, contributing to the stock's limit-up performance [2].

通信线缆及配套板块走高，通鼎互联此前涨停，长飞光纤、长盈通、特发信息、亨通光电、中天科技等 跟涨。 ...