证券代码：301165 证券简称：锐捷网络 公告编号：2025-047 锐捷网络股份有限公司 关于变更 2025 年度审计签字注册会计师及质量控制复核人 的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 希格玛会计师事务所（特殊普通合伙）作为公司 2025 年度的审计机构，原 委派林红为项目合伙人、刘波君为签字注册会计师，杨学伟为项目质量控制复核 人，为公司 2025 年度财务报表及内部控制提供审计服务。鉴于刘波君及杨学伟 的工作调整，公司 2025 年度财务报表及内部控制审计签字注册会计师由刘波君 变更为陈玉萍，项目质量控制复核人由杨学伟变更为高靖杰。项目合伙人无变化。 二、本次变更人员的基本情况 （一）基本信息 签字注册会计师：陈玉萍，1997 年成为注册会计师，1994 年起从事上市公 司审计，2024 年开始在希格玛会计师事务所（特殊普通合伙）执业，最近五年 签署和复核了片仔癀、恺英网络、福蓉科技等多家上市公司审计报告。具有丰富 1 的证券业务从业经历和较强的专业胜任能力。 记载、误导性陈述或重大遗漏。 锐捷网络股份有限公司（以下简称"锐捷网络"或"公司"）于 2025 年 ...

2025年中国开发与测试探析 技术竞速白热化！ 谁能笑傲新一轮产业升级？ ◼ 研究目的 了解中国开发与测试的发展演变、关键技 术，分析中国开发与测试的应用领域以及 未来发展趋势。 概念标签：开发与测试、交换机、路由器 AI变革行业创新发展 China Software Development and Testing Industry 中国ソフトウェア開発・テスト産業 报告提供的任何内容（包括但不限于数据、文字、图表、图像等）均系头豹研究院独有的高度机密性文件（在报告中另 行标明出处者除外）。 ，任何人不得以任何方式擅自复制、再造、传播、出版、引用、改 编、汇编本报告内容，若有违反上述约定的行为发生，头豹研究院保留采取法律措施、追究相关人员责任的权利。头豹 研究院开展的所有商业活动均使用"头豹研究院"或"头豹"的商号、商标，头豹研究院无任何前述名称之外的其他分支机构 ，也未授权或聘用其他任何第三方代表头豹研究院开展商业活动。 1 行业研读 | 2025/07 中国：人工智能系列 ◼ 研究目标 ◼ 本报告的关键问题 ◼ 开发与测试的头部企业分析 锐捷网络的开发与测试流程通过其独特的JDM （联合设计制造）模式，体 ...

Core Insights - The optical module industry is experiencing a "volume and price increase" development phase due to multiple factors on both supply and demand sides [3] - The leading companies in the optical module sector are actively expanding production to meet the growing demand driven by robust capital expenditure from global cloud providers [3] - The A-share optical module manufacturers are expected to benefit from the ongoing growth in computing power investments and technological advancements [3] Market Performance - On the morning of the 22nd, the optical module CPO remained active, with the ChiNext AI index rising over 2%, led by Changxin Bochuang with a gain of over 12% [1] - The largest and most liquid ChiNext AI ETF (159363) opened high and rose nearly 3%, approaching historical highs with real-time transaction volume exceeding 150 million yuan [1] Investment Opportunities - The first ChiNext AI ETF (159363) is recommended for investment, focusing on leading optical module companies, with over 56% of its holdings in optical modules [4] - The ETF has a significant allocation of over 70% in computing power and over 20% in AI applications, effectively capturing the AI thematic market [4] - As of December 18, the ChiNext AI ETF Huabao (159363) had a scale exceeding 3.7 billion yuan, ranking first among seven ETFs tracking the ChiNext AI index [4]

Market Overview - A-shares experienced a collective rise with nearly 4,500 stocks closing in the green, and the total trading volume in Shanghai and Shenzhen reached 1.73 trillion yuan, an increase of 704 billion yuan from the previous day [1][19][20] - The Shanghai Composite Index has shown three consecutive days of gains, recovering the 10-day and 20-day moving averages, with a key resistance level at approximately 3,912 points [1][19] Economic Indicators - Recent economic data from the US, including November's non-farm payrolls and CPI, along with Japan's central bank raising its target interest rate by 25 basis points to 0.75%, have alleviated external uncertainties for the A-share market [20] - The US CPI data has boosted market confidence, leading to increased expectations for a rate cut by the Federal Reserve in January [20][29] Sector Performance - The chemical sector continues to perform strongly, with the Chemical ETF (516020) rising by 1.75% and attracting over 2 billion yuan in net inflows over the past five trading days [4][20][25] - Key stocks in the chemical sector, such as Zangge Mining and Hangyang Co., saw significant gains, with Zangge Mining increasing by 6.56% [4][23] Investment Trends - The market is shifting focus from external factors to internal dynamics, with a notable interest in sectors benefiting from the "anti-involution" trend, particularly in chemicals and non-ferrous metals [20][22] - The Hong Kong market is also seeing a rebound, with the Hong Kong Internet ETF (513770) experiencing a net inflow of 13.3 billion yuan over the past ten days, indicating strong investor interest [20][30] Future Outlook - Analysts from Zhongyin Securities believe that the A-share market remains in an upward channel, with a transition from policy-driven momentum to profit-driven growth expected [22] - The chemical industry is anticipated to see a marginal improvement in its economic outlook, with supply-demand dynamics expected to stabilize [25][26] - The Hong Kong market is positioned for a rebound, with a focus on technology growth stocks as the market prepares for a potential upward trend [30][31]

Core Viewpoint - The AI industry chain is experiencing a surge in investment sentiment, particularly in optical module stocks, leading to significant gains in related companies and ETFs [1][4][7]. Group 1: Market Performance - Optical module stocks, particularly leading companies like LianTe Technology and XinYiSheng, saw substantial price increases, with LianTe Technology hitting a 20% limit up and XinYiSheng rising over 9% to a new closing high [1][2][7]. - The ChiNext AI ETF (159363) also performed well, rising 5% with a trading volume of 779 million yuan and a net subscription of 162 million units in a single day [2][8]. Group 2: Industry Drivers - The demand for 800G and 1.6T optical modules is expected to grow significantly, driven by the needs of high-performance GPUs from companies like Moer Thread and Muxi Co., which are essential for AI training and inference scenarios [4][9]. - LightCounting predicts that the global optical module market could exceed $37 billion by 2029, with 800G module shipments expected to reach 18-19 million units by 2025, doubling year-on-year [4][9]. Group 3: Future Outlook - The optical module and related supply chain are anticipated to enter a new growth phase, with significant infrastructure investments expected to continue, particularly in North America [10]. - The ChiNext AI ETF is highlighted as a key investment vehicle, focusing on leading optical module companies, with over 70% of its portfolio allocated to computing power and over 20% to AI applications [10].

Core Insights - The liquid cooling server industry is experiencing significant growth, driven by increased demand for high-density servers and efficient cooling solutions [1][2] - Major companies are actively investing in liquid cooling technologies, with substantial market opportunities projected in the coming years [2][3] Industry Developments - Xiechuang Data plans to invest up to 9 billion yuan to purchase servers from multiple suppliers, indicating accelerated infrastructure development in cloud computing [1] - The 5th International AIDC Liquid Cooling Supply Chain Summit will be held on December 18-19, focusing on technology exchange and market trends [1] Market Projections - UBS forecasts that the global direct liquid cooling market for data centers will grow from $1.138 billion in 2024 to $31.191 billion by 2030, with a compound annual growth rate of 51% [2] - The AI server liquid cooling market is expected to reach $23.746 billion, while the non-AI server liquid cooling market will grow to $7.446 billion [2] Company Highlights - Yingweike (002837) holds over 35% market share in liquid cooling technology and is a designated temperature control supplier for major clients like Tencent and Alibaba [2] - Shenling Environment (301018) is a core supplier for Huawei's data centers, with 63 liquid cooling patents and a PUE as low as 1.15 [2] - Highlan (300499) uniquely supplies both server and energy storage solutions, with a client base including ByteDance and Alibaba [3] Key Component Suppliers - Juhua (600160) is a leading domestic supplier of electronic-grade fluorinated liquids, aiming for a 15% global market share by 2025 [4] - Feirongda (300602) specializes in integrated cooling solutions and is a core supplier for Huawei servers [5] - Zhongshi Technology (300684) provides unique nano-carbon material cooling plates, with over 90% of its business in liquid cooling modules [5] System Integration Leaders - Inspur (000977) is a leading global liquid cooling server provider, with a projected market share of over 45% in 2024 [6] - Zhongke Shuguang (603019) collaborates on liquid cooling server development, introducing a high-density cooling solution for complex computing scenarios [6] - Unisplendour (000938) has a significant market presence with over 35% share in the operator market and expects liquid cooling orders to exceed 5 billion yuan in 2024 [6] Other Relevant Companies - Guangxun Technology (002281) is the only domestic company to achieve mass production of liquid cooling optical modules, holding a 15% global market share [7] - Changfei Optical Fiber (601869) applies optical fiber technology to liquid cooling, enhancing data transmission efficiency [8] - Ruijie Network (301165) offers a full range of liquid cooling products and has launched a new immersion liquid cooling switch [8]

Core Insights - The Chinese firewall industry shows stable overall operating conditions among representative listed companies from 2020 to 2024, with average revenue levels expected to remain similar to those in 2020 despite some companies experiencing revenue declines [1] - The average sales gross margin for representative companies in the firewall industry has seen a slight increase from 60.05% in 2020 to 60.31% in 2024, with Tianrongxin showing significant growth from 37.37% to 61.04% during the same period [3] - The inventory turnover rate improved steadily from 2020 to 2021 but saw a significant decline from 2021 to 2023, dropping from 4.89% to 2.79%, before slightly recovering to 3.48% in 2024, indicating marginal improvement in operational capacity [6] - The average asset-liability ratio for listed companies in the firewall industry remained stable from 2020 to 2024, indicating controllable long-term debt repayment capabilities, while short-term liquidity remains sufficient with a current ratio of 2.77% in 2024 [7] Industry Overview - Key listed companies in the Chinese firewall industry include Deepin Technology (300454.SZ), Tianrongxin (002212.SZ), Hillstone Networks (688030.SH), Deep Technology (300768.SZ), Ruijie Networks (301165.SZ), Qimingxingchen (002439.SZ), Qihoo 360 (688561.SH), and Green Alliance Technology (300369.SZ) [1] - The overall revenue trend for the firewall industry is stable, with the average revenue of representative companies expected to align closely with 2020 levels by 2024, despite some companies like Tianrongxin and Qimingxingchen experiencing declines [1]

证券之星消息，12月15日，一带一路（399991）指数报收于2865.35点，跌0.45%，成交1314.54亿元，换 手率0.74%。当日该指数成份股中，上涨的有35家，菲利华以8.52%的涨幅领涨，下跌的有54家，锐捷网 络以5.64%的跌幅领跌。 一带一路（399991）指数十大成份股详情如下： 资金流向方面，一带一路（399991）指数成份股当日主力资金净流出合计54.96亿元，游资资金净流入合 计18.61亿元，散户资金净流入合计36.35亿元。成份股资金流向详情见下表： | 代码 | 名称 | 主力净流入(元) | 主力净占比 游资净流入 (元) | | 游资净占比 散户净流入 (元) | | 散户净占比 | | --- | --- | --- | --- | --- | --- | --- | --- | | 600309 | 万华化学 | 3.96亿 | 16.00% | -1.02 乙 | -4.13% | -2.94 Z | -11.87% | | 300395 | 菲利华 | 3.39 Z | 7.97% | -1.05亿 | -2.46% | -2.34 Z | -5.51% | | ...

Group 1 - The CPO concept stocks in the A-share market experienced significant gains, with notable performances from several companies [1] - LianTe Technology reached a 20% increase, hitting the daily limit, while Changxin Bochuang rose over 10% [1] - Other companies such as Zhongjing Electronics, Cambridge Technology, and Sui Rui New Materials also saw substantial increases, with gains exceeding 6% [1] Group 2 - LianTe Technology's total market value is 20.8 billion, with a year-to-date increase of 112.40% [2] - Changxin Bochuang has a market value of 42.6 billion and a year-to-date increase of 214.88% [2] - Zhongjing Electronics has a market value of 7.5 billion and a year-to-date increase of 55.06% [2] - Cambridge Technology's market value is 43.1 billion, with a year-to-date increase of 202.52% [2] - Sui Rui New Materials has a market value of 24.1 billion and a year-to-date increase of 256.07% [2] - Huamao Technology's market value is 20.2 billion, with a year-to-date increase of 93.98% [2] - Dekeli has a market value of 27.3 billion and a year-to-date increase of 147.49% [2]

Core Viewpoint - The CPO sector in the A-share market has experienced a significant surge, with multiple stocks reaching their historical highs, driven by the increasing demand for AI computing power and the ongoing upgrade of the optical module industry [1][2]. Group 1: Stock Performance - Dekoli (688205) reached a 20% increase, with a total market value of 26.1 billion and a year-to-date increase of 136.95% [2]. - Yueling Co. (002725) saw a 9.98% rise, with a market value of 4.485 billion and a year-to-date increase of 63.28% [2]. - Taicheng Light (300570) increased by 8.46%, with a market value of 29.5 billion and a year-to-date increase of 80.23% [2]. - Ruijie Network (301165) rose by 6.65%, with a market value of 69.6 billion and a year-to-date increase of 71.08% [2]. - Zhongji Xuchuang (300308) increased by 5.01%, with a market value of 665.1 billion and a year-to-date increase of 387.06% [2]. - Other notable stocks include Jingwang Electronics, Juguang Technology, and Xinyi Sheng, all showing increases of over 3% [1]. Group 2: Industry Insights - The global optical module industry is accelerating its upgrade to 800G/1.6T due to the demand for AI computing power, with optical isolators becoming a critical component due to a global supply shortage of Faraday rotators [2]. - The production of Faraday rotators is monopolized by a few manufacturers in the U.S. and Japan, creating a significant supply-demand mismatch as the demand for high-speed optical modules surges [2]. - Companies positioned in the optical isolator sector are expected to benefit from their scarcity, sufficient production capacity, and high technical barriers, making them key players in the industry [2].