Industry Overview - The high-frequency transformer is an essential component in modern power electronics, operating at frequencies significantly higher than standard power transformers, enabling efficient and compact energy conversion [1][14] - The market size of China's high-frequency transformer industry is projected to grow from 50 billion yuan in 2020 to 68.027 billion yuan by 2024, with a compound annual growth rate (CAGR) of 8% [1][15] - By 2025, the market size is expected to reach 80 billion yuan, driven by advancements in material science and digital technology [1] Market Drivers - The demand for high-frequency transformers is being propelled by sectors such as renewable energy, 5G communication, smart grids, and consumer electronics [1][14] - The role of high-frequency transformers is becoming increasingly significant in key areas like renewable energy grid integration, electric vehicles, and data center energy efficiency [1] Industry Policies - The Chinese government has implemented various policies to support the development and innovation of the transformer industry, including energy efficiency diagnostics and technology standard upgrades [8][9] Industry Chain - The upstream of the high-frequency transformer industry includes raw materials and components such as cores, silicon steel sheets, electromagnetic wires, insulation materials, and housings [9] - The midstream involves the manufacturing of high-frequency transformers, while the downstream includes applications in switch power supplies and inverters [9] Competitive Landscape - The industry features a diverse competitive landscape with key players including Maoshuo Power, Jingquan Technology, Igor, and others, focusing on technological innovation and quality control [15][16] - Companies with strong innovation capabilities and comprehensive product lines are gaining advantages in high-end applications such as communication equipment and renewable energy [15] Development Trends - High-frequency transformers are expected to evolve towards higher frequencies, with MHz-level applications becoming mainstream, driven by the need for compact and efficient devices [17] - There is a trend towards integration and planar designs, which will reduce device size and assembly complexity, enhancing production automation and reliability [19] - The application of new materials, such as nano-crystalline and amorphous alloys, will improve performance, while advanced thermal management techniques will ensure reliability under high power conditions [20][21]

每经头条（nbdtoutiao）——股民发帖求主力拉涨停，次日竟成真！襄阳轴承涨停迷局背后：平台审核 漏洞与市场操纵疑云发酵 （记者 曾健辉） 每经AI快讯，上能电气12月3日晚间发布公告称，公司第四届第十九次董事会会议于2025年12月3日以 现场结合通讯的方式召开。会议审议了《关于开立募集资金专户并授权签订募集资金专户监管协议的议 案》等文件。 ...

本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 一、董事会会议召开情况 证券代码：300827 证券简称：上能电气 公告编号：2025-085 上能电气股份有限公司（以下简称"公司"）第四届董事会第十九次会议通 知已于 2025 年 12 月 1 日通过邮件的方式送达。会议于 2025 年 12 月 3 日以现 场结合通讯的方式召开。本次会议应出席董事 9 人，实际出席董事 9 人，公司高 级管理人员列席了会议。会议由公司董事长吴强先生主持，本次会议的召开符合 有关法律、法规及《公司章程》的相关规定。 上能电气股份有限公司 二、董事会会议审议情况 第四届董事会第十九次会议决议公告 1、第四届董事会第十九次会议决议； 特此公告。 上能电气股份有限公司董事会 关联董事吴强、吴超回避表决。 经表决，同意 7 票，反对 0 票，弃权 0 票。 2、审议通过了《关于开立募集资金专户并授权签订募集资金专户监管协议 的议案》 为规范公司募集资金管理、存放和使用，切实保护投资者权益，根据《上市 公司募集资金监管规则》、《深圳证券交易所创业板股票上市规则》、《深圳证券交 易所上 ...

研 究 专 题 定增双周报 2025 年 12 月 01 日 收益回暖，行业分化 ——定增市场双周报 2025.11.17-2025.11.30 本期投资提示： 请务必仔细阅读正文之后的各项信息披露与声明 相关研究 证 券 研 究 报 告 证券分析师 彭文玉 A0230517080001 pengwy@swsresearch.com 朱敏 A0230524050004 zhumin@swsresearch.com 任奕璇 A0230525050002 renyx2@swsresearch.com 联系人 朱敏 (8621)23297818× zhumin@swsresearch.com 本研究报告仅通过邮件提供给 中庚基金 使用。1 新 股 发 行 - ⚫ 新增项目增加，注册节奏加快。截至 2025 年 12 月 1 日，上两周（11 月 17 日至 11 月 30 日）新增 16 宗定增项目（其中竞价 12 宗），环比增加 4 宗；终止 11 宗（其中竞价 4 宗）， 环比增加 3 宗；发审委通过 16 宗（其中竞价 6 宗），环比持平；证监会通过 8 宗（其中竞 价 7 宗），环比增加 6 宗；处于正常待 ...

Core Viewpoint - The solar power generation industry in China is experiencing significant growth, with a notable increase in production and capacity in recent years, as highlighted by the data from the National Bureau of Statistics and the report from Zhiyan Consulting [1]. Industry Summary - In September 2025, China's solar power generation reached 46.5 billion kilowatt-hours, marking a year-on-year increase of 21.1% [1]. - From January to September 2025, the cumulative solar power generation in China was 436.28 billion kilowatt-hours, reflecting a cumulative growth of 24.2% [1]. - The report by Zhiyan Consulting provides insights into the market trends and investment prospects for the solar power station industry in China from 2025 to 2031 [1]. Company Summary - Key listed companies in the solar power sector include Longi Green Energy, Tongwei Co., Sunshine Power, JA Solar Technology, Trina Solar, TBEA, Chint Electric, TCL Zhonghuan, Linyang Energy, and Sungrow Power Supply [1].

Core Insights - The photovoltaic equipment sector experienced a rise of 1.32% on November 28, with Micro导纳米 leading the gains [1] - The Shanghai Composite Index closed at 3888.6, up 0.34%, while the Shenzhen Component Index closed at 12984.08, up 0.85% [1] Stock Performance - Micro导纳米 (688147) closed at 64.66, with a significant increase of 14.81% and a trading volume of 213,100 shares, amounting to a transaction value of 1.334 billion [1] - 航天机电 (600151) saw a rise of 10.06%, closing at 9.30 with a trading volume of 775,100 shares [1] - 迈为股份 (300751) increased by 5.94%, closing at 119.89 with a transaction value of 2.546 billion [1] - 艾罗能源 (688717) and 国际实业 (000159) also showed positive performance, with increases of 4.92% and 4.70% respectively [1] Capital Flow - The photovoltaic equipment sector saw a net inflow of 528 million from main funds, while retail investors experienced a net outflow of 219 million [2] - The main funds showed significant interest in 阳光电源 (300274) with a net inflow of 333 million, while 上能电气 (300827) had a net inflow of 195 million [3] - 航天机电 (600151) attracted a net inflow of 177 million from main funds, indicating strong institutional interest [3]

Group 1 - The core viewpoint of the news is that Shangneng Electric has seen a significant increase in its stock price, rising by 5.05% to 38.24 yuan per share, with a trading volume of 8.91 billion yuan and a turnover rate of 6.20%, resulting in a total market capitalization of 192.81 billion yuan [1] - Shangneng Electric, established on March 30, 2012, and listed on April 10, 2020, is located in Wuxi City, Jiangsu Province, and specializes in the research, production, and sales of power electronic devices [1] - The company's main business revenue composition includes photovoltaic inverters at 72.20%, energy storage bidirectional converters and system integration products at 25.64%, power quality governance products at 1.19%, spare parts and technical services at 0.85%, and others at 0.12% [1] Group 2 - Allianz Fund has a significant holding in Shangneng Electric, with the Allianz China Select Mixed A Fund (021981) holding 219,800 shares, accounting for 3.12% of the fund's net value, making it the ninth-largest holding [2] - The Allianz China Select Mixed A Fund has achieved a year-to-date return of 45.18%, ranking 981 out of 8127 in its category, and a one-year return of 35.89%, ranking 1597 out of 8059 [2] - The fund manager, Cheng Yu, has been in the position for 9 years and 21 days, with the fund's total asset size at 258 million yuan and a best return of 71.49% during his tenure [2]

Core Viewpoint - The company, Shangneng Electric (300827), primarily focuses on products such as photovoltaic inverters, bidirectional converters for energy storage, and power quality management solutions, while also providing integrated services for photovoltaic and energy storage systems [1] Group 1 - The main products of the company include photovoltaic inverters [1] - The company offers bidirectional converters for energy storage [1] - The company provides power quality management products [1] Group 2 - The company is involved in the integration of photovoltaic power generation systems [1] - The company also integrates energy storage systems [1]

资金流入方面，光伏ETF(159857)近18个交易日合计"吸金"1.90亿元。 【产品亮点】 截至2025年11月27日午间收盘，光伏ETF(159857)换手4.63%，成交1.14亿元。跟踪的中证光伏产业指数 (931151)一度涨超2%，冲击3连涨，成分股迈为股份(300751)上涨8.62%，上能电气(300827)上涨2.24%，美 畅股份(300861)上涨2.09%，正泰电器(601877)上涨2.00%，聚和材料(688503)上涨1.78%。 截至11月26日，光伏ETF(159857)近3月规模增长1.55亿元，实现显著增长。 截至2025/11/26，交易所数据显示，光伏ETF(159857)最新份额和规模分别为30.08亿份和24.19亿元，是目 前深市仅有的规模达20亿级的光伏主题ETF。 【相关产品】 光伏ETF(159857)，对应场外指数基金（A：011102；C：011103）。 【热点事件】 1、10月全国新增光伏装机容量环比暴涨30%！ 11月24日，国家能源局公布的最新数据显示，截至10月底，全国累计发电装机容量37.5亿千瓦，同比增长 17.3%。其中，太阳能发电装 ...

Core Viewpoint - The new energy storage market is experiencing strong demand, with over 230 GWh of storage orders disclosed by companies in November alone, driving rapid capacity expansion both domestically and internationally [1]. Domestic Market Developments - Domestic new energy storage companies are focusing on expanding production capacity for storage cells and PCS, as well as scaling up advanced storage technologies like sodium-ion batteries [2]. - The production capacity of storage PCS is expected to see a price increase of 10%-20% by the end of 2025, with delivery times extending to 2026 due to demand outpacing supply [5]. Company-Specific Updates - **Sungrow Power Supply Co., Ltd.**: Announced a fundraising plan to issue up to 107,866,570 A-shares, raising approximately 1.65 billion yuan, primarily for the production of 25 GW string inverters and 15 GW storage inverters [3][4]. - **Qingna Technology**: Signed a contract for a 20 GWh sodium-ion battery production project in Suining, with a total investment of 6 billion yuan, aiming to produce batteries for various applications [6][7]. - **Fluence Energy**: Plans to establish a battery storage system manufacturing base in India, aiming to produce key storage system components for both the Indian and broader Asia-Pacific markets [8][9]. - **NeoVolta**: Collaborated with Infinite Grid Capital to secure $13 million in private financing for a 2 GWh battery storage system manufacturing project in Georgia, expected to commence production in 2026 [10][11].