Investment Rating - The report maintains an "Outperform" rating for the communication industry, indicating expected performance above the market benchmark by over 10% [6][46]. Core Insights - The communication industry is experiencing significant growth driven by advancements in AI infrastructure and cloud computing technologies, particularly with the introduction of new AI chips and optical interconnect technologies [5][11][18]. - Companies like Marvell and Credo are leading the charge with substantial revenue growth and strategic acquisitions aimed at enhancing their capabilities in AI and data center technologies [2][3][21]. - The successful launch of the "Zhuque-3" rocket marks a pivotal moment in China's commercial space endeavors, further stimulating interest and investment in the aerospace sector [4][31]. Summary by Sections Industry News Tracking - AWS successfully hosted its annual re:Invent cloud computing conference, unveiling the next-generation AI chip Trainium 4, which supports NVLink Fusion technology for high-speed chip interconnects [11][12]. - Marvell reported a 37% year-over-year revenue increase for FY2026 Q3, driven by data center demand and operational efficiency, and announced a $3.25 billion acquisition of Celestial AI to enhance its optical interconnect technology [2][18]. - Credo's FY2026 Q2 revenue reached $268 million, reflecting a 20.2% quarter-over-quarter growth, with expectations for continued growth driven by AI training and inference infrastructure [3][21]. Market Performance Review - The communication sector index increased by 3.69% this week, outperforming the CSI 300 index by 2.41%, ranking second among primary industries [4][36]. - Notable performers in the sector included satellite internet, optical devices/chips, and IoT controllers, with respective increases of 9.85%, 5.93%, and 4.35% [36]. Investment Recommendations - The report emphasizes the importance of AI computing infrastructure development, recommending investments in optical devices, communication equipment, and liquid cooling technologies [5][43]. - It suggests long-term investment in the three major telecom operators due to their stable operations and increasing dividend payouts, highlighting companies such as China Mobile and ZTE [5][43].

Investment Rating - The report maintains an "Outperform" rating for the communication industry, indicating expected performance above the market benchmark by over 10% [6][46]. Core Insights - The communication industry is experiencing significant growth driven by advancements in AI infrastructure and cloud computing technologies, with companies like AWS and Marvell leading the charge [5][11][18]. - Credo's revenue growth is attributed to the expansion of AI training and inference infrastructure, with a notable increase in demand for AEC and ALC products [3][21]. - Marvell's acquisition of Celestial AI is a strategic move to enhance its capabilities in data center optical interconnect technology, positioning the company for future growth in AI and cloud data centers [2][18]. Summary by Sections Industry News Tracking - AWS successfully hosted its annual re:Invent cloud computing conference, unveiling the next-generation AI training chip Trainium 4, which supports NVLink Fusion technology [11][12]. - Marvell reported a 37% year-over-year revenue increase for FY2026Q3, driven by data center demand and operational efficiency, and announced a $3.25 billion acquisition of Celestial AI to enhance optical interconnect technology [2][13][18]. - Credo's FY2026Q2 revenue reached $268 million, reflecting a 20.2% quarter-over-quarter increase, with ALC expected to drive future growth [3][21]. Market Performance Review - The communication sector index rose by 3.69% this week, outperforming the Shanghai Composite Index, which increased by 1.28% [4][36]. - Key sectors such as satellite internet, optical devices/chips, and IoT controllers showed strong performance, with respective increases of 9.85%, 5.93%, and 4.35% [36]. Investment Recommendations - The report suggests continued focus on AI computing infrastructure development, recommending investments in optical devices, communication equipment, and liquid cooling technologies [5][43]. - The three major telecom operators are highlighted as important assets for dividend allocation, with stable operations and increasing dividend payouts [5][43].

Group 1: Optical Modules - The optical module industry is experiencing the highest growth and performance realization among AI hardware this year, driven by high verification barriers for North American CSP tech giants and increasing demand due to the acceleration of supernode technology [2][4] - The average ratio of optical modules to GPUs is continuously increasing, with demand for 800G and 1.6T optical modules being revised upwards, indicating a strong upward resonance in demand [2][4] - By 2026, the demand for 1.6T optical modules is expected to exceed 30 million units, with an average price of $900-1000 per unit, while high-end EML optical chips are projected to face a 25-30% supply shortage [4][5] Group 2: Liquid Cooling - The liquid cooling industry has seen fluctuating trends this year, with initial enthusiasm dampened by low penetration rates, followed by a resurgence in August and significant breakthroughs in November [5][9] - The demand for liquid cooling in North America is expected to expand rapidly by 2026, with penetration rates in the NVIDIA ecosystem projected to rise from 20-30% to over 80-90% [7][9] - A leading domestic manufacturer is anticipated to capture a market share of 13-17% in North America by 2026, with Google expected to implement liquid cooling solutions for over 200,000 TPU V7 chips, creating a market space exceeding $24-28 billion [9][10] Group 3: AI PCB - The AI PCB industry is thriving, with companies like Shenghong, Huidian, and Shengyi achieving performance realization in North America, despite some quarterly fluctuations [10][12] - The supply side is seeing an increase in product value and manufacturing difficulty due to upgrades in customer chips and cabinet solutions, leading to a marginal differentiation in the supply landscape [10][12] - By 2026, the introduction of orthogonal backplanes is expected to significantly increase unit value, with M9 material processing anticipated to break through, although mass production is expected to ramp up in 2027 [12][13] Group 4: Server Power Supply - The server power supply market has shown similar trends to liquid cooling, with initial excitement followed by a divergence in performance among manufacturers [13][14] - The supply side is dominated by Taiwanese manufacturers, with a high concentration of market share, while domestic manufacturers are expected to make significant breakthroughs in North America by 2026 [14][15] - The adoption of HVDC technology is projected to replace traditional UPS solutions, with an expected market scale exceeding $20-30 billion by 2026 [15]

本次质押股份不涉及负担重大资产重组等业绩补偿义务。 二、股东股份累计质押基本情况 截至本公告披露日，上述股东及其一致行动人所持质押股份情况如下： | | | | 本次质押前 | 本次质押后 | 占其所 | | 已质押股份情况 | | 未质押股份情况 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 股东 | 持股数量 | 持股 | 质押股份数 | 质押股份数 | 持股份 | 占公司总 | 已质押股份 | 占已质押 | 未质押股份 | 占未质 | | 名称 | （股） | 比例 | | | | 股本比例 | 限售和冻结 | | 限售和冻结 | 押股份 | | | | | 量（股） | 量（股） | 比例 | | 数量（股） | 股份比例 | 数量（股） | 比例 | | 英维 | | | | | | | | | | | | 克投 | 245,019,503 | 25.08% | 26,419,393 | 26,419,393 | 10.78% | 2.70% | 0 | 0.00% | 0 | 0.00% | | ...

截至发稿，英维克市值为699亿元。 （记者 王晓波） 每经AI快讯，英维克（SZ 002837，收盘价：71.61元）12月5日晚间发布公告称，公司于近日接到实际 控制人齐勇先生的通知，获悉其所持有公司的部分股份办理了质押，本次质押169万股。截至本公告 日，英维克投资累计质押股数约为2642万股，占其所持股份比例为10.78%。齐勇累计质押股数约为620 万股，占其所持股份比例为11.26%。 每经头条（nbdtoutiao）——秒光、售罄！银行大额存单成稀缺资源，2%以上产品很难抢，有的门槛高 达1000万元！专家：存款利率或长期下行 2025年1至6月份，英维克的营业收入构成为：精密温控节能设备占比100.0%。 ...

Investment Rating - The report indicates a positive outlook for the liquid cooling industry, highlighting the entry of domestic supply chains and the expected growth in market value [1]. Core Insights - Liquid cooling technology is deemed essential for addressing the heat dissipation challenges in data centers, offering advantages such as low energy consumption, high cooling efficiency, low noise, and reduced total cost of ownership (TCO) [3][10]. - The value of liquid cooling systems is projected to increase significantly with the upgrade of chips, with estimates suggesting that the market for ASIC liquid cooling systems could reach 35.3 billion yuan and for NVIDIA systems could reach 69.7 billion yuan by 2026 [4]. - The report emphasizes the transition from traditional air cooling to liquid cooling as a necessity due to the rising power density of chips, with liquid cooling becoming a mandatory solution for high-density server environments [21][31]. Summary by Sections Liquid Cooling Technology - Liquid cooling is identified as a critical solution for data center heat dissipation, leveraging the high thermal conductivity and capacity of liquids compared to air [10][14]. - The technology is characterized by its ability to significantly reduce energy consumption and improve cooling efficiency, with liquid cooling systems capable of achieving a PUE (Power Usage Effectiveness) of below 1.2 [14][31]. Liquid Cooling Industry - The report notes that the value of liquid cooling will rise alongside chip upgrades, with a projected growth of over 20% for rack liquid cooling modules as chip power density increases [4]. - Domestic supply chains are expected to accelerate their entry into the market, particularly as NVIDIA opens its supplier list to include multiple vendors, allowing for greater competition and innovation [4]. Rubin Architecture Outlook - The report discusses the limitations of single-phase cold plates for the Rubin architecture, which has a thermal design power (TDP) of 2300W, necessitating the exploration of new liquid cooling solutions such as phase change cold plates and microchannel cold plates [4][21]. - Microchannel cold plates are anticipated to become a preferred solution due to their ability to handle higher power densities and their compatibility with future architectural developments [4]. Related Companies - The report suggests monitoring companies such as Yingweike, Shenling Environment, Gaolan Co., Hongsheng Co., Zhongke Shuguang, and Jieban Technology, as they are positioned to benefit from the increasing demand for efficient and energy-saving heat exchange solutions in data centers [5].

Group 1 - The "Investment Opportunities in China" roadshow successfully took place in Germany, featuring representatives from five Shenzhen-listed companies engaging with institutional investors [1] - The Shenzhen Stock Exchange (SZSE) organized a total of 11 overseas roadshows in 2025, covering over 50 Shenzhen-listed companies and reaching countries like Singapore, South Korea, Australia, and Germany [1] - The participating companies in the German roadshow represent key sectors such as renewable energy, high-end manufacturing, and healthcare, which are of significant interest to German investors [1] Group 2 - In the Sydney roadshow, six companies from the green low-carbon and high-end manufacturing sectors engaged with nearly 70 representatives from Australian investment institutions, highlighting the shift of Chinese companies from "technology followers" to "standard setters" [2] - During the Singapore roadshow, companies like Mindray Medical and Inovance Technology received positive feedback from foreign investors, who expressed high interest in the global strategies and technological advancements of Chinese firms [2] - The SZSE is actively organizing roadshows in Hong Kong to enhance understanding and trust between Shenzhen-listed companies and foreign investors, facilitating international investment in the Shenzhen market [2][3] Group 3 - The SZSE plans to continue organizing overseas roadshows and activities for foreign investors to enhance their understanding of the investment value of Chinese assets [3] - The exchange aims to improve the quality of services for connecting Shenzhen-listed companies with foreign investors, facilitating cross-border investment activities [3]

更多资料加入知识星球：水木调研纪要 关注公众号：水木纪要 J P M O R G A N Asia Pacific Equity Research 30 November 2025 This material is neither intended to be distributed to Mainland China investors nor to provide securities investment consultancy services within the territory of Mainland China. This material or any portion hereof may not be reprinted, sold or redistributed without the written consent of J.P. Morgan. Energy Storage Installation Lifting China & global outlook on 1) China policy support; 2) RE deployment; 3) AIDC use ca ...

证 券 研 究 报 告 "制造强国"实干系列周报(11/30期) 证券分析师： 韩强 A0230518060003 屠亦婷 A0230512080003 王珂 A0230521120002 刘正 A0230518100001 马天一 A0230525040004 戴文杰 A0230522100006 黄莎 A0230522010002 武雨桐 A0230520090001 李蕾 A0230519080008 穆少阳 A0230524070009 刘宏达 A0230524020002 刘建伟 A0230521100003 联系人：何佳霖 A0230523080002 2025.12.3 核心观点 www.swsresearch.com 证券研究报告 2 ◼ 商业航天：1）制造及发射端关注份额或价值量在降本趋势下有望维持相对稳定或具备提升潜力的核心标的；2）应用端 关注通信终端基带、射频芯片及相控阵天线配套标的；3）航天科技集团拥有较多体外资产，有较强并购重组预期。重点 关注标的：1）卫星制造：上海瀚迅+臻镭科技+航天电子，2）应用终端：海格通信+国博电子+通宇通讯，3）运营服务： 中国卫通+星图测控+中科星图； ...

12月2日，英维克盘中下跌2.02%，截至09:39，报72.14元/股，成交2.46亿元，换手率0.40%，总市值 704.49亿元。 资金流向方面，主力资金净流出1985.02万元，特大单买入854.94万元，占比3.48%，卖出2171.71万元， 占比8.84%；大单买入3939.57万元，占比16.04%，卖出4607.82万元，占比18.76%。 英维克今年以来股价涨133.29%，近5个交易日跌1.68%，近20日涨4.69%，近60日跌10.00%。 今年以来英维克已经13次登上龙虎榜，最近一次登上龙虎榜为11月13日，当日龙虎榜净买入6.29亿元； 买入总计13.25亿元 ，占总成交额比21.05%；卖出总计6.95亿元 ，占总成交额比11.05%。 资料显示，深圳市英维克科技股份有限公司位于广东省深圳市龙华区观澜街道观光路1303号鸿信工业园 9号厂房1-3楼，成立日期2005年8月15日，上市日期2016年12月29日，公司主营业务涉及精密温控节能 设备的研发、生产、销售;轨道交通列车空调、架修及维护服务、传统客车空调等。主营业务收入构成 为：机房温控节能产品52.50%，机柜温控节能产 ...