北京四方继保自动化股份有限公司 简式权益变动报告书 上市公司名称：北京四方继保自动化股份有限公司 股票上市地点：上海证券交易所 股票简称：四方股份 股票代码：601126 信息披露义务人：四方电气（集团）股份有限公司 通讯地址：北京市海淀区农大南路1号院6号楼 股权变动性质：股份减少，触及5%刻度 信息披露义务人一致行动人：杨奇逊、王绪昭 本报告签署日期：2025年8月5日 信息披露义务人声明 一、 信息披露义务人依据《公司法》《证券法》《收购管理办法》《公开 发行证券的公司信息披露内容格式与准则第15号——权益变动报告书》及其他 法律、法规和规范性文件编制本报告书。 二、 信息披露义务人签署本报告书已获得必要的授权和批准。 三、 依据《公司法》《证券法》《收购管理办法》《公开发行证券的公 司信息披露内容格式与准则第15号——权益变动报告书》的规定，本报告书已全 面披露了信息披露义务人及其一致行动人在北京四方继保自动化股份有限公司 （以下简称"四方股份""公司"）中拥有权益的股份变动情况。截至本报告 书签署日，除本报告书披露的信息外，信息披露义务人没有通过任何其他方式增 加或减少其在四方股份中拥有权益的股份。 ...

Core Viewpoint - The controlling shareholder, Sifang Electric (Group) Co., Ltd., has reduced its stake in Sifang Automation Co., Ltd. from 42.06% to 40.00%, indicating a decrease in ownership by 2.06% [1][3]. Group 1: Shareholder Information - The controlling shareholder is Sifang Electric (Group) Co., Ltd., with consistent actions from its concerted actors Yang Qixun and Wang Xuzhao [1]. - The total shareholding before the reduction was 36,127,750.06 shares, which decreased to 34,407,697.77 shares after the reduction [1]. Group 2: Details of Share Reduction - The reduction occurred through both centralized bidding and block trading, with a total of 17,200,529 shares sold between May 30, 2025, and August 5, 2025 [3]. - The specific breakdown includes 2,000,029 shares sold via centralized bidding and 4,125,300 shares via block trading during the period from July 28, 2025, to August 5, 2025 [3]. Group 3: Compliance and Future Plans - The reduction does not violate any previously made commitments or plans, and it does not trigger mandatory tender offer obligations [1]. - The reduction aligns with the previously disclosed plan to reduce holdings by up to 3% of the total share capital, which amounts to a maximum of 24,998,040 shares [1].

证券代码：601126 证券简称：四方股份 公告编号：2025-035 北京四方继保自动化股份有限公司 关于控股股东权益变动触及 5%刻度的提示性公告 控股股东四方电气（集团）股份有限公司及其一致行动人杨奇逊、王绪昭 保证向本公司提供的信息真实、准确、完整，没有虚假记载、误导性陈述或重 大遗漏。 本公司董事会及全体董事保证公告内容与信息披露义务人提供的信息一 致。 重要内容提示： | 权益变动方向 | 比例增加□ | 比例减少√ | | --- | --- | --- | | 权益变动前合计比例 | 42.06% | | | 权益变动后合计比例 | 40.00% | | | 本次变动是否违反已作出的承诺、意向、计划 | 是□ 否√ | | | 是否触发强制要约收购义务 | 是□ 否√ | | 一、 信息披露义务人及其一致行动人的基本信息 1、身份类别 | | √控股股东/实际控制人及其一致行动人 □其他 5%以上大股东及其一致行动人 | | --- | --- | | 投资者及其一致行动人的身份 | □合并口径第一大股东及其一致行动人（仅适用 | | | 于无控股股东、实际控制人） | | | □其他 | | ...

北京四方继保自动化股份有限公司 简式权益变动报告书 上市公司名称：北京四方继保自动化股份有限公司 股票上市地点：上海证券交易所 股票简称：四方股份 股票代码：601126 信息披露义务人：四方电气（集团）股份有限公司 通讯地址：北京市海淀区农大南路1号院6号楼 股权变动性质：股份减少，触及5%刻度 信息披露义务人一致行动人：杨奇逊、王绪昭 本报告签署日期：2025年8月5日 1 | 附表：简式权益变动报告书 13 | | --- | 信息披露义务人声明 一、 信息披露义务人依据《公司法》《证券法》《收购管理办法》《公开 发行证券的公司信息披露内容格式与准则第15号——权益变动报告书》及其他 法律、法规和规范性文件编制本报告书。 二、 信息披露义务人签署本报告书已获得必要的授权和批准。 三、 依据《公司法》《证券法》《收购管理办法》《公开发行证券的公 司信息披露内容格式与准则第15号——权益变动报告书》的规定，本报告书已全 面披露了信息披露义务人及其一致行动人在北京四方继保自动化股份有限公司 （以下简称"四方股份""公司"）中拥有权益的股份变动情况。截至本报告 书签署日，除本报告书披露的信息外，信息披露义务人没 ...

Group 1 - The company Sifang Co., Ltd. (601126.SH) announced a share reduction notification from Sifang Electric on August 5, 2025 [1] - Between July 28, 2025, and August 5, 2025, Sifang Electric reduced its holdings by 2 million shares through centralized bidding, accounting for 0.24% of the total share capital [1] - Additionally, Sifang Electric reduced its holdings by 4.1253 million shares through block trading, representing 0.50% of the total share capital [1] Group 2 - The total reduction in shares amounted to 6.1253 million, decreasing Sifang Electric's ownership from 40.74% to 40.00% [1]

Investment Rating - The report maintains an "Outperform" rating for the industry [4] Core Insights - The report emphasizes the significance of the Yarlung Tsangpo River downstream hydropower project, which aims to harness the region's abundant hydropower potential and drive economic development [1][10] - The development of large-capacity impulse turbines, with a single unit capacity of approximately 800 MW, represents a world-first achievement, addressing extreme challenges in high-altitude and high-head environments [1][10] - The gas-insulated transmission line (GIL) technology is highlighted for its advantages in high-capacity power transmission, low losses, and adaptability to various environments, making it a preferred choice in special scenarios [2][26] Summary by Sections 1. Large Capacity Impulse Turbines - The Yarlung Tsangpo River downstream hydropower project is set to utilize impulse turbines with a capacity of 800 MW, surpassing current global standards [1][10] - The project faces significant technical challenges due to high water heads and extreme environmental conditions, necessitating advanced turbine designs and manufacturing techniques [10][11] 2. Gas-Insulated Transmission Lines (GIL) - GIL technology is recognized for its ability to efficiently transmit high voltage and large currents in confined spaces, making it suitable for urban and challenging geographical environments [2][26] - The report notes successful applications of GIL in various projects, including the Su Tong GIL comprehensive corridor, which is the highest voltage and largest capacity GIL project globally [27][33] 3. High-Altitude Electrical Equipment - The report discusses the need for altitude adjustments in electrical equipment due to the unique challenges posed by high-altitude environments, particularly in the Yarlung Tsangpo River project [2][3] - The development of high-altitude, high-seismic equipment is crucial for the effective transmission and consumption of clean energy [2][3] 4. Reliable Key Supply Chain - The report identifies key companies in the supply chain for hydropower equipment, including Harbin Electric, Dongfang Electric, and China XD Electric, among others [3][4] - The supply chain's reliability is essential for supporting the ambitious hydropower projects outlined in national plans [3][4]

Investment Rating - The report maintains a "Positive" investment rating for the industry [5] Core Viewpoints - The report emphasizes the ongoing "anti-involution" trend in the photovoltaic industry, which is expected to drive price increases and improve profitability across the supply chain [16][36] - The energy storage sector is experiencing sustained demand growth, with significant project developments and favorable policy support [39][44] - The lithium battery segment shows stable demand, with advancements in solid-state technology and materials innovation [39][44] - The wind power sector is benefiting from increased offshore project activity and recovery in profitability [39][44] - The power equipment sector is seeing positive developments from high-voltage projects and international demand [39][44] - New directions in AI and robotics are highlighted as emerging investment opportunities, particularly in the context of increased capital expenditure from major manufacturers [39][44] Summary by Sections Photovoltaic - The photovoltaic industry is witnessing a price increase in key materials, with polysilicon prices rising to 49-55 CNY/kg and silicon wafer prices increasing by approximately 0.1 CNY per piece [22][25] - The government is pushing for the elimination of low-price competition and the orderly exit of outdated production capacity, with mergers and acquisitions in the polysilicon sector expected to progress in Q3 [16][36] - Recommended stocks include Tongwei Co., GCL-Poly, LONGi Green Energy, and Aiko Solar [16][36] Energy Storage - In H1 2025, major energy storage projects across 21 regions reached a total capacity of 124 GWh, with significant contributions from Inner Mongolia, Shandong, and Guangdong [41][42] - The report highlights the increasing stability of the energy storage market, with a positive outlook for domestic demand and pricing [39][44] - Recommended stocks include Sungrow Power Supply and Deye Technology [39][44] Lithium Batteries - The lithium battery sector is characterized by stable demand and a focus on solid-state battery technology, with companies like CATL and other second-tier players expected to benefit [39][44] - The report notes the importance of material innovations such as lithium metal anodes and nickel-iron current collectors [39][44] - Recommended stocks include CATL, Xiamen Tungsten, and Putailai [39][44] Wind Power - The offshore wind sector is accelerating project construction, with expectations for increased profitability in the second half of the year [39][44] - Recommended stocks include Mingyang Smart Energy and Zhongji Lingnan [39][44] Power Equipment - The report indicates that high-voltage projects have been approved, with overseas demand expected to rise [39][44] - Recommended stocks include Pinggao Electric and XJ Electric [39][44] New Directions - The report highlights advancements in humanoid robotics and AI applications, with significant capital expenditure from major companies [39][44] - Recommended stocks include Sanhua Intelligent Controls and Zhejiang Rongtai [39][44]

Core Viewpoint - Sifang Co., Ltd. (四方股份) reported a revenue increase of 18.34% year-on-year for Q1 2025, indicating strong financial performance despite a slight decline in stock price on the reporting date [1]. Financial Performance - As of the Q1 2025 report, the total operating revenue was 1.828 billion yuan, with a net profit attributable to shareholders of 241 million yuan, reflecting a 33.38% year-on-year growth [1]. - The company's non-recurring net profit was 234 million yuan, showing a 30.37% increase compared to the previous year [1]. - Key financial ratios include a current ratio of 1.569, a quick ratio of 1.258, and a debt-to-asset ratio of 57.62% [1]. Stock Market Activity - On July 30, 2025, Sifang Co., Ltd. closed at 17.18 yuan, down 0.75%, with a turnover rate of 1.01% and a trading volume of 82,400 hands, amounting to a transaction value of 142 million yuan [1]. - The net outflow of main funds was 14.83 million yuan, accounting for 10.44% of the transaction amount, with significant outflows from large orders [1]. Company Background - Sifang Co., Ltd. was established in 1994 and is based in Beijing, primarily engaged in the manufacturing of computers, communications, and other electronic equipment [1]. - The company has a registered capital of 833.436 million yuan and a paid-in capital of 832.251 million yuan [1]. Investment and Intellectual Property - The company has made investments in 22 enterprises and participated in 5,000 bidding projects [2]. - Sifang Co., Ltd. holds 42 trademark registrations and 1,688 patents, along with 20 administrative licenses [2].

证券代码：601126 证券简称：四方股份 公告编号：2025-034 北京四方继保自动化股份有限公司 关于控股股东权益变动触及 1%刻度的提示性公告 | 信息披露义务人名称 | | 投资者身份 | 统一社会信用代码 | | --- | --- | --- | --- | | | √ | 控股股东/实控人 | | | 四方电气（集团）股份 | □ | 控股股东/实控人的一致 | √ 9111000070022075X9 | | 有限公司 | 行动人 | | □ 不适用 | | | □ | 其他直接持股股东 | | 二、 权益变动触及 1%刻度的基本情况 | 投资者 | 变动前股数 | 变动前 | 变动后股数 | 变动后比 | 权益变动 | 权益变动的 | | --- | --- | --- | --- | --- | --- | --- | | 名称 | （万股） | 比例（%） | （万股） | 例（%） | 方式 | 时间区间 | | 发生直接持股变动的主体： | | | | | | | | 四 方 电 气 | | | | | 集中竞价√ | 2025/07/22- | | （集团）股 份有限公司 | 3 ...

Investment Rating - The report suggests a positive investment outlook for the SST (Solid State Transformer) solution, highlighting its comprehensive advantages in the data center sector [4][70]. Core Insights - The global AI market is projected to grow from 1,187.9 billion RMB in 2023 to 11,455.4 billion RMB by 2030, with a CAGR exceeding 35% [5][14]. - The SST solution is particularly suitable for microgrid DC power scenarios, enabling direct conversion from grid power to 800V DC supply, addressing various challenges in data center power supply [5][47]. - The report emphasizes the importance of high-frequency transformers and power electronic devices in the SST solution, recommending key companies in these sectors for investment [5][70]. Summary by Sections 1. Industry Status and Challenges - The demand for full DC systems is increasing due to the rising proportion of DC devices in data centers, necessitating a compatible full DC power supply architecture [21]. - Traditional 54V power supply systems are reaching their limits, prompting the need for higher voltage levels, such as the 800V HVDC architecture proposed by leading companies [28]. - The area occupied by power distribution systems is increasing as power density in data centers rises, with projections indicating that power distribution systems may occupy equal space to IT equipment in high-density setups [30] [31]. 2. Advantages of SST Solution - The SST solution offers modularity and high efficiency, with the ability to directly convert high voltage AC to low voltage DC, significantly reducing space requirements and improving energy efficiency [44][63]. - SST technology utilizes advanced semiconductor devices and high-frequency transformers, allowing for active control of power quality and rapid fault detection [55][57]. - The SST solution has already been implemented in benchmark data center projects, demonstrating its potential for widespread adoption in the industry [65]. 3. Investment Recommendations - The report recommends focusing on companies involved in high-frequency transformers, power electronic devices, and advanced magnetic materials, as they are expected to benefit from the growth of the SST market [70].