市场验证:首钢京唐的选择与信任 市场常见的水冷电缆平均使用寿命通常仅为7-8个月。经过严谨考察与对标,首钢京唐钢铁集团公司最终 选择了使用寿命远超行业平均水平的德国"茨迈" 品牌水冷电缆,用于其300T炼钢核心设备。 这份信任源于茨迈电缆长期积累的市场声誉。早在2014年,河北省国资委官网在《在对标中转换思路除 顽疾》一文中就曾报道:河北钢铁集团唐钢冷轧厂单一机组采用茨迈产品后,电缆使用寿命大幅度提高,且 每年节约成本超过5万元,产品质量获得充分肯定。多年来,茨迈电缆在业内始终保持优异表现。 关于德国茨迈电缆 在电炉炼钢这类高负荷作业中,水冷电缆是关键组件。其核心作用在于解决一个根本矛盾:当巨大的工作 电流通过铜导体时,会产生大量热量,而导体过热会急剧降低其导电性能,甚至导致失效。 技术核心在于巧妙的设计——在铜导体外围加装密封管并注入循环冷却水,持续将热量带走,从而确保电 缆始终保持在高效、安全的工作温度范围内。 然而,要生产出可靠的水冷电缆挑战巨大。它必须在满足粗壮导体频繁移动的同时,还能耐受现场高温、 腐蚀、粉尘的极端环境,并确保水路长期密封可靠及端头灵活转动。这要求制造商具备深厚的技术功底 与精湛的工 ...

据悉，凤庆供电局始终以"电网强基、服务民生"为导向，将配网升级改造作为保障电力可靠供应的核心 举措。通过推广绝缘手套作业法等先进技术，优化施工组织流程，强化物资供应保障，该局在配网基建 项目中实现了"整县投产"的高效推进，辖区中压线路联络率、可转供电率均达到100% 。下一步，该局 将持续深化专项整治行动，动态跟踪区域用电负荷变化，精准布局电网升级项目，以更坚实的电力保障 赋能地方经济社会高质量发展，让万家灯火更明亮、更安心。(南方电网云南临沧凤庆供电 李志芹 ) 在施工过程中，凤庆供电局创新采用绝缘手套作业法，最大化降低改造对用户的影响。作业人员严格遵 循标准化流程，通过绝缘斗臂车与大地保持安全隔离，穿戴全套绝缘防护用具，对带电体进行精准操 作，在保障作业安全的前提下，大幅缩短停电时长，相比传统检修方式实现了"能带不停"的高效改造， 让周边用户几乎感受不到供电中断的影响 。从旧设备拆除、新变压器吊装就位，到接线调试、绝缘电 阻测试，各环节衔接有序、一丝不苟，最终提前完成改造任务，实现供电能力翻倍提升。 平地配变增容是凤庆供电局今年"清存量、控增量"专项整治行动的生动缩影。针对管辖范围内配变过 载、低电压等民 ...

Market Overview - The Shanghai Composite Index increased by 0.84% this week, closing at 4136.16 points, while the Shenzhen Component Index rose by 1.11% to 14439.66 points. The ChiNext Index experienced a decline of 0.34%, ending at 3349.50 points. The three major indices maintained a narrow range of fluctuations at high levels, with the Shanghai Composite Index oscillating around the 4100-point mark and the Shenzhen Component Index showing strong performance above 14000 points [2][3]. Industry News - Samsung has raised NAND flash prices by over 100% for the first quarter [2]. - Intel's 2025 financial report shows revenue remained flat at $52.9 billion, but the mass production of 18A process technology has boosted market confidence [2]. - Several companies in the consumer electronics supply chain are expected to see performance growth in 2025, driven by the AI wave and expansion into automotive electronics [2][3]. Industry Data Tracking - The consumer electronics sector is increasingly reliant on technological innovation and stimulus policies, with a significant increase in global smartphone shipment growth expected in Q4 2025 [3]. - The semiconductor industry continues to experience strong demand, with ongoing domestic substitution driving good demand for domestic semiconductor equipment [3]. - The storage chip industry is on an upward trend, with recent strong increases in DRAM prices reflecting robust demand for high-performance memory from AI servers [3]. Investment Recommendations - The semiconductor supply chain is undergoing significant structural changes, primarily driven by the AI technology wave. The current trend is expected to focus on two main aspects: the upstream core component sector is facing supply constraints, with AI-accelerated chips (GPU/ASIC) prioritizing advanced process capacity from companies like TSMC and Samsung, thereby squeezing traditional server CPU capacity [3]. - Storage manufacturers are adjusting supply strategies, leading to significant price fluctuations in NAND and DRAM. This changing supply-demand environment has heightened market attention on semiconductor manufacturers with advanced manufacturing and core technologies [3]. - Companies involved in AI servers, smart vehicles, and complex hardware development, as well as those extending into various battery applications through material platformization, are expected to show resilience in their performance within the supply chain [4].

Core Viewpoint - The data center sector is driving significant growth in the power equipment industry, with capital expenditures showing high growth trends, particularly in overseas markets, while domestic giants like Alibaba and Tencent are experiencing a slowdown in capital spending [1][3]. Demand Side - Overseas capital expenditures from major companies reached $99.617 billion in Q3 2025, reflecting an 80.39% year-on-year increase and a 9.54% quarter-on-quarter rise [3]. - Domestic capital expenditures for Alibaba amounted to 31.5 billion yuan in Q3 2025, a year-on-year increase of 80.10% but a quarter-on-quarter decrease of 18.55%. Alibaba reaffirmed its three-year investment framework of 380 billion yuan, indicating potential for further investment [3]. - Tencent's capital expenditures were 13 billion yuan in Q3 2025, showing a year-on-year decline of 24.05% and a quarter-on-quarter decline of 32.05%, with a downward revision of its annual guidance [3]. Supply Chain - NVIDIA reported total revenue of $57.006 billion in Q3 2025, with data center product revenue reaching $51.215 billion, marking a historical peak with a quarter-on-quarter growth of 24.62% and a year-on-year growth of 66.44%, accounting for over 89% of total revenue [4]. - TSMC's revenue for December 2025 was 335 billion new Taiwan dollars, a year-on-year increase of 20.4% but a quarter-on-quarter decline of 2.5%, achieving a record high for the same period [4]. - The CPU price index rose to 99.04 in November 2025, up from 98.20 in October, while DRAM spot prices surged from $27.14 on November 17, 2025, to $71.25 by January 23, 2026, reflecting a significant increase of over 178% within two months [4]. - South Korea's semiconductor exports reached $10.73 billion from January 1 to January 20, 2026, representing a substantial year-on-year growth of 70.2% and accounting for 29.5% of total exports, an increase of 9.6 percentage points compared to the previous year [4]. Application Side - The number of models in use is steadily increasing, with token usage from January 13 to January 19, 2026, reaching 7.50 trillion, a slight decrease of 1.96% [5]. - The release of new models such as Grok4Fast, GPT-5nano, and gpt-oss-20B in Q3 2025 led to a decline of over 50% in the price of tokens for models scoring above 40 on the Artificial Analysis intelligence index [5]. Investment Recommendations - The construction of data centers is expected to drive demand for HVDC and SST technologies, with an anticipated global increase of approximately 14 GW in data center installations in 2024. Major cloud providers are expected to maintain high capital expenditures, with TSMC's capital expenditures projected to reach $52-56 billion in 2026, a year-on-year increase of about 30% [6]. - The increasing power density of data center cabinets is likely to enhance the penetration of HVDC and SST technologies, with smart busbars expected to see widespread adoption [6]. - Recommended stocks include Zhongheng Electric (002364), Oulu Tong (300870), Weiteng Electric (688226), and Sunshine Power (300274), with additional attention suggested for Kehua Data (002335), Keda (002518), Kelu Electronics (002121), Magmi Tech (002851), Jinpan Technology (688676), and Sifang Co. (601126) [6].

本周低空经济指数涨3.70%，相对涨幅4.32%，日均成交额3653亿元。较上周而言，本周成交额下降。 个股表现： 本周涨幅前五个股为北摩高科（002985）、信维通信（300136）、航发动力（600893）、超捷股份 （301005）、宝武镁业（002182）；跌幅前五个股为海格通信（002465）、盛路通信（002446）、小鹏 汽车-W、莱斯信息、光启技术（002625）。 行业动态： 1.蓝霄航空发布800V航空增程器； 2.eVTOL试飞与运行研讨会在成都召开； 3.深圳超高层建筑灭火救援测试成功； 金元证券近日发布低空经济周报（第4周）：本周低空经济指数涨3.70%，相对涨幅4.32%，日均成交额 3653亿元。较上周而言，本周成交额下降。 以下为研究报告摘要： 板块行情回顾： 4.RX1E-A获生产许可证，开启量产时代。 政策动态： 1.东莞市交通运输局就《东莞市低空经济交通基础设施发展研究(草案)》公开征求意见； 2.《上海市民用无人驾驶航空器飞行安全管理暂行办法》发布。 公司动态： 1.Eve Air Mobility：1月23日完成1.5亿美元五年期债务融资（花旗、三菱、日联等联合提供） ...

报载：最近，江苏省盐城市220千伏陈堡变1号主变耐压及局放试验数据精准达标，标志着海翔电气公司 自主实施的大型主变试验任务顺利收官。此次试验是该公司试验业务回归后，首次配合主业完成的主变 大型检修核心环节，标志着其试验团队已具备独立承接高电压设备关键试验的能力，既以专业技术赋能 主业，更用青年人才培育夯实了产业发展底气。 由此，我们要像海翔电气公司那样，持续推动试验业务多元化、专业化发展，逐步拓宽高电压设备试验 业务范围，聚焦更复杂的电力设备检测需求开展技术攻坚。同时，深化青年人才培育体系，搭建更广阔 的成长平台，着力打造一支"懂技术、能吃苦、善攻坚"的试验铁军，以更坚实的人才支撑推动产业高质 量升级，从而为区域电网安全稳定运行贡献海翔力量。 主变耐压及局放试验是保障变压器安全投运的"关键体检"，耐压试验可检验设备绝缘强度能否抵御额定 电压冲击，局放试验则能精准捕捉设备内部潜在绝缘缺陷，两项试验的精准实施直接决定主变运行可靠 性，是电力设备检修中技术要求极高的核心环节。此前，此类大型试验多依赖外部协作，海翔电气此次 自主攻坚，不仅打破了技术依赖，更以产业单位的专业实力，为电网设备安全运维注入强劲支撑。 为确保 ...

Core Viewpoint - Guizhou Province is positioning itself as a key energy hub in Southwest China, focusing on energy security and technological innovation to drive high-quality development in the energy sector [1]. Group 1: Energy Industry Development - Guizhou's energy sector has made significant progress, with installed power capacity exceeding 105 million kilowatts and coal production capacity reaching 216 million tons per year, with an output surpassing 180 million tons [2]. - The province's energy resources are abundant, including hydropower and coal, with coal reserves ranking fifth nationally [3]. Group 2: Future Planning and Strategic Directions - The "14th Five-Year Plan" aims to increase coal production capacity to 260 million tons per year and installed power capacity to over 140 million kilowatts by 2030, with a target of 65 million kilowatts for new energy installations [4]. - The strategy includes optimizing the structure of energy production, enhancing the capacity of open-pit coal mines, and improving the competitiveness of coal prices [4]. Group 3: Energy Security and National Role - The meeting emphasized the importance of aligning with national energy security strategies, highlighting Guizhou's role in coal supply and electricity support for national strategic arrangements [5]. - The province aims to enhance operational efficiency and development effectiveness through increased technological investment and innovation in energy development [5]. Group 4: Industry Potential and Future Outlook - The energy sector is recognized as having significant potential, requiring substantial effort across the entire value chain from resource exploration to application [6]. - Guizhou's energy system is committed to prioritizing energy security and leveraging resource advantages to contribute to national energy security [6].

Core Insights - A new private equity fund named Jiujiang Dingcheng Qihang Equity Investment Fund Partnership (Limited Partnership) has been established with a capital contribution of 500 million RMB [1] Group 1: Fund Details - The fund's managing partner is Guoxin Guozheng Investment Management Co., Ltd. [1] - The fund's operational scope includes private equity investment, investment management, and asset management activities [1] - The fund is jointly funded by Jiujiang Industrial Investment Guidance Fund Partnership (Limited Partnership), Jiujiang Industrial Investment Operation Holding Group Co., Ltd., and Guoxin Guozheng Investment Management Co., Ltd. under China Guoxin [1]

Group 1: Core Objectives - The Ministry of Transport issued a notice to ensure comprehensive service and safety measures for the 2026 Spring Festival transportation, focusing on road and waterway travel [1] - Emphasis on optimizing transportation organization based on predicted passenger flow trends during peak travel times [1] Group 2: Passenger Transport Organization - Transportation operators are encouraged to enhance service by increasing ticket sales windows, extending sales hours, and expanding online ticketing options [2] - Special attention is given to vulnerable groups such as the elderly, disabled, and military personnel, ensuring their travel needs are prioritized [2] Group 3: Self-Driving Travel Support - The use of navigation tools and social media is promoted to help travelers plan their routes effectively [3] - Implementation of policies to waive toll fees for small vehicles during the holiday period to facilitate smoother travel [3] Group 4: Logistics and Supply Chain Management - Coordination among departments is crucial for the transportation of essential goods like energy, food, and medical supplies during the Spring Festival [4] - The "green channel" policy is enforced to ensure efficient transportation of perishable agricultural products [4] Group 5: Safety and Regulatory Compliance - Strict enforcement of safety regulations and monitoring of passenger transport vehicles, particularly those that are older or have higher passenger capacities [5] - A robust emergency response mechanism is established to handle unexpected incidents during the holiday period [5]

Group 1 - A new company named Shanghai Zhangjiang Artificial Intelligence Innovation Town Ecological Service Co., Ltd. has been established with a registered capital of 100 million RMB [1] - The legal representative of the company is Chen Heng [1] - The business scope includes services related to artificial intelligence innovation and entrepreneurship, conference and exhibition services, cultural and artistic exchange activities, and technology intermediary services [1] Group 2 - The company is jointly held by Shanghai Zhangjiang (Group) Co., Ltd. and Shanghai Lujiazui (Group) Co., Ltd. [1]