证券代码：603757 证券简称：大元泵业 公告编号：2025-076 浙江大元泵业股份有限公司 股票交易异常波动公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 重要内容提示： 浙江大元泵业股份有限公司（以下简称"公司"）股票于 2025 年 12 月 17 日、12 月 18 日、12 月 19 日连续 3 个交易日内收盘价格涨幅偏离值累计超过 20%，根据《上海证券交易所交易规则》的有关规定，属于股票交易异常波动。 公司股价剔除大盘整体因素后的实际波动幅度较大。敬请广大投资者注意二级市 场交易风险，理性决策，审慎投资。 经公司自查并书面征询控股股东及实际控制人，截止本公告披露日，确 认本公司不存在应披露而未披露的重大事项或重要信息。 一、股票交易异常波动的具体情况 （一）生产经营情况 经自查，公司目前生产经营正常，主营业务未发生重大变化，日常经营业务 及所处的下游市场环境或行业政策不存在重大调整，内部生产经营秩序正常。 （二）重大事项情况 经向控股股东及实际控制人书面函证确认，截止本公告披露日，不存在涉及 贵公 ...

（文章来源：每日经济新闻） 每经AI快讯，液冷服务器概念震荡走强，大元泵业涨停，菲沃泰涨超10%，胜蓝股份、捷邦科技、泰福 泵业、银轮股份等涨幅居前。 ...

Core Viewpoint - The demand for AI computing power is driving the need for efficient cooling solutions, with liquid cooling emerging as a market focus, leading to significant stock price increases for related companies. Group 1: Companies Leading in Liquid Cooling Solutions - Feilong Co., Ltd. (飞龙股份) has launched mass production of liquid cooling products for data centers, including electronic water pumps and temperature control valves for server applications, with a stock price increase of 10.01% to 27.59 yuan [1] - Invech (英维克) is developing cold plates and immersion liquid cooling technology, offering liquid cooling cabinets and comprehensive solutions for computing equipment and data centers, with a stock price rise of 10.00% to 92.95 yuan [1] - Yidong Electronics (奕东电子) acquired Shenzhen Guanding, a leading supplier of AI liquid cooling solutions, supplying products to major companies like Nvidia, Meta, and Google, with a stock price surge of 20.01% to 52.78 yuan [1] - Jiangnan New Materials (江南新材) has high-precision copper-based heat sink products applied in server liquid cooling, with a stock price increase of 10.00% to 75.33 yuan [1] - Dayuan Pump Industry (大元泵业) provides liquid cooling pumps and temperature control solutions, with business expected to double year-on-year by Q1 2025, and a stock price rise of 10.00% to 41.80 yuan [1] Group 2: Emerging Players in Liquid Cooling Market - Guanghua New Materials (华光新材) has begun mass supply of welding materials for liquid cooling servers, anticipating significant revenue in 2025, with a stock price increase of 18.34% to 55.30 yuan [2] - Tongfei Co., Ltd. (同飞股份) has launched plate-type and immersion liquid cooling products for data centers, planning to continue advancing its liquid cooling business, with a stock price rise of 14.46% to 81.36 yuan [2] - Zhongshi Technology (中石科技) is establishing a production line for liquid cooling modules, providing comprehensive solutions for multiple server companies, with a stock price increase of 11.51% to 46.80 yuan [2] - Dingtong Technology (鼎通科技) expects small batch shipments of liquid cooling radiators by Q2 2025, serving clients like Amphenol and Molex, with a stock price rise of 11.49% to 100.50 yuan [2] - Kexin Innovation Source (科创新源) has validated its liquid cooling modules for data centers, supplying condensers and evaporators, with a stock price increase of 11.02% to 53.18 yuan [2] - Siquan New Materials (思泉新材) is advancing product integration with major clients, having established a liquid cooling production line, with a stock price rise of 8.90% to 199.99 yuan [2] - Chuanhuan Technology (川环科技) has received UL certification for its liquid cooling server pipelines, entering the supply chain of major companies like Invech, with a stock price increase of 8.66% to 35.76 yuan [2] Group 3: Additional Notable Companies - Feirongda (飞荣达) has leading advantages in liquid cooling modules and has gained recognition from major industry clients, with a stock price increase of 8.36% to 29.55 yuan [3]

Market Overview and Sector Characteristics - The Shanghai Composite Index closed up by 1.19%, while the Shenzhen Component Index fell by 2.40%, with the median change in A-shares being an increase of 0.61% [1] - A total of 49 stocks hit the daily limit up, an increase of 7 from the previous day, while 19 stocks hit the limit down, an increase of 4 [2] Industry Characteristics - The sectors with the most limit-up stocks today were communication equipment, specialized equipment, and general equipment [3] - In the communication equipment sector, 5 stocks reached the limit up, driven by accelerated 5G construction and AI computing demand [4] - The specialized equipment sector saw 4 stocks limit up, supported by policy backing and recovering orders [4] - The general equipment sector had 3 stocks limit up, boosted by policy support for equipment upgrades and enhanced manufacturing recovery expectations [4] Concept Characteristics - The most represented concepts among limit-up stocks were optical communication, liquid cooling servers, and consumer sectors [5] - In the optical communication concept, 7 stocks hit the limit up, benefiting from the explosive demand for AI computing and the acceleration of 800G optical module shipments [5] - The liquid cooling server concept also had 7 stocks limit up, as liquid cooling technology becomes the mainstream solution for heat dissipation due to AI computing demand [5] - The consumer sector had 6 stocks limit up, supported by policy stimulus and the year-end consumption peak, with strong expectations for consumer potential [5] Limit-Up Stock List - Among the limit-up stocks, 3 reached historical highs, including Yingweike, Ping An Electric, and Huanxu Electronics [6] - 10 stocks reached near one-year highs, including Shengtong Energy, Jiamei Packaging, and others [7][8] Main Capital Flow - The top 5 stocks with the highest net inflow of main capital among limit-up stocks were Yingweike, Guojiji Heavy Industry, Guangxun Technology, ShenNan Circuit, and Meinian Health [9][10] - The stocks with the highest net inflow as a percentage of market value included Wangzi New Materials, Nanjing Business Travel, and others [10] Continuous Limit-Up Situation - There were 41 first-limit stocks today, with 5 stocks achieving a second limit up and 3 stocks achieving three or more consecutive limit ups [11] - The top 5 stocks with the most consecutive limit ups included Baida Group, Shengtong Energy, and others [11]

Market Overview - The Shanghai Composite Index is at 3885.56 points, slightly down by 0.10%, with a total trading volume of 896.24 billion yuan [1] - As of now, 150 A-shares have surpassed the half-year line, indicating a positive market trend [1] Stocks with Significant Deviation - Notable stocks with high deviation rates include: - Aerospace Information (600271) with a deviation rate of 8.95% and a price increase of 10.00% [1] - Great Wall Electric (600192) with a deviation rate of 8.62% and a price increase of 10.02% [1] - Tiankang Biological (002100) with a deviation rate of 6.61% and a price increase of 7.35% [1] Stocks Just Above the Half-Year Line - Stocks with smaller deviation rates that have just crossed the half-year line include: - Xusheng Group (300743) with a deviation rate of 4.74% and a price increase of 7.98% [1] - Zhenxin Technology (688600) with a deviation rate of 3.68% and a price increase of 10.09% [1] - Xingye Technology (002674) with a deviation rate of 3.61% and a price increase of 10.01% [1] Additional Stocks with Positive Movement - Other stocks showing positive movement include: - Dajia Weikang (301126) with a price increase of 6.55% and a deviation rate of 3.37% [1] - Beiken Energy (002828) with a price increase of 5.04% and a deviation rate of 3.20% [1] - Huide Technology (603192) with a price increase of 3.96% and a deviation rate of 2.94% [1]

Core Viewpoint - The recent marriage proposal by Liu Xin, a prominent figure in the investment community, has garnered significant online attention, leading to increased interest in his financial background and holdings in multiple listed companies [1][3]. Group 1: Liu Xin's Financial Background - Liu Xin is identified as a major shareholder in over 10 listed companies, with his name appearing in the top ten shareholders of six A-share companies, holding a total of approximately 11.92 billion CNY in stock value [4][5]. - The companies where Liu Xin is a top shareholder include Dajin Heavy Industry, Zhongdian Electric, Dayuan Pump Industry, Jimin Health, Jiangshun Technology, and Longxing Technology, with notable holdings in Dajin Heavy Industry and Jiangshun Technology [4][5]. Group 2: Stock Performance and Market Reactions - Liu Xin's mention of Guosheng Technology in his proposal has led to a significant stock price increase, with the stock rising by 38.41% from the time of his announcement to December 8 [8]. - Guosheng Technology's stock has experienced a dramatic rise, including multiple trading halts, raising questions about the timing of Liu Xin's public disclosure and potential market manipulation [8][10]. Group 3: Acquisition and Regulatory Scrutiny - Guosheng Technology announced a plan to acquire 100% of Fuyue Technology for 240.6 million CNY, which has raised concerns due to the high premium associated with the acquisition [9][10]. - Fuyue Technology, a newly established company, reported minimal revenue and a net loss, leading to regulatory inquiries regarding the fairness and implications of the acquisition [9][10].

面对网友质疑其征婚是吸引散户接盘的套路，刘鑫称反向交易违法违规，可以通过持仓时长佐证自己的中长期投资理念。 来源：市场资讯 （来源：明见局） 作者｜张典 金融圈年末大瓜太硬核！90后游资大佬刘鑫（网名鑫多多）在个人公众号"亿万鑫"发布征婚启事，直接把财富实力和择偶标准摊在了明面上！ 刘鑫目前是超10家上市公司十大股东、财报披露持仓超12亿元，烟台杭州有房有车，幻影、库里南等豪车在手，要求另一半是"恋爱脑"因为自己也是...... 这波操作让他微信每天被几百人挤爆，而其背后实打实的投资战绩和独特操盘逻辑更让全网疯狂深扒。 根据红星资本局此前报道，作为新生代游资的标杆人物，截至2024年三季度末刘鑫已跻身6家公司前十大流通股东，合计市值达11.5亿元，核心标的包括 大金重工、中电电机、大元泵业、江顺科技、济民健康以及龙星科技。 其中大金重工是他的重仓王牌，持股1226.51万股、占比1.92%，位列第三大股东、第一大自然人股东，对应市值超6亿元，且持有周期超3个月；江顺科技 则以2000多万元持仓坐稳第一大流通股东宝座，龙星科技更是持有超3年，斩获了19.06%回报率。 四季度他的操作更显凌厉，精准抄底国晟科技这 ...

Group 1 - The company emphasizes continuous investment in research and development to enhance product quality and technology stability, while also diversifying product offerings to meet emerging market demands [2] - The company plans to promote stable business development through various measures, including optimizing domestic channels, building a European supply and sales service system, and establishing independent brands abroad [2]

Core Viewpoint - The company, Dayuan Pump Industry (603757), is experiencing a weak recovery in its traditional business revenue as of the first three quarters of 2025, and it aims to enhance its product offerings and technology towards energy-saving, efficient, intelligent, and digital directions while maintaining its market share and brand recognition in traditional business [1] Group 1 - The company's traditional business revenue is in a weak recovery phase [1] - The company plans to enrich its product forms and accelerate upgrades in technology [1] - The focus will be on energy-saving, efficient, intelligent, and digital advancements [1]

证券日报网讯 大元泵业（603757）11月26日在互动平台回答投资者提问时表示，公司始终坚持与投资 者共同成长，坚定奉行稳定的、一贯的分红政策，公司将在保证业务投入需求的同时兼顾股东回报需 求，根据实际生产经营情况制定具体分红方案。 ...