Meeting Information - The third extraordinary general meeting of shareholders for 2025 will be held on September 12, 2025, from 9:15 AM to 3:00 PM, with specific time slots for voting [1][2] - The meeting will be conducted in a combination of on-site and online voting methods [1][2] Legal Compliance - The meeting has been approved by the company's sixth board of directors and complies with the requirements of the Company Law of the People's Republic of China and the company's articles of association [1] Attendance and Voting - All shareholders registered with the China Securities Depository and Clearing Corporation Limited as of the equity registration date are entitled to attend the meeting [2] - Shareholders can appoint a proxy to attend and vote on their behalf, and the proxy does not need to be a shareholder of the company [2] Agenda Items - The meeting will discuss several proposals, including amendments to accounting policies, investment projects, and guarantees for subsidiaries [2][8] - Proposals require a two-thirds majority approval from attending shareholders to pass [2] Registration Process - Shareholders must present identification and authorization documents to register for the meeting [3][4] - Registration will take place on September 10, 2025, during specified hours [4] Online Voting - The company will provide an online voting platform for shareholders to cast their votes during the meeting [5][11] - Detailed procedures for online voting will be made available to shareholders [5][11]

Core Viewpoint - The company has established a management system to regulate financial transactions with related parties, aiming to protect the rights and interests of the company, shareholders, and other stakeholders [1]. Summary by Sections General Principles - The management system is designed to strengthen and standardize the company's financial management and regulate financial transactions with related parties [1]. - The system applies to financial transactions between the company and its related parties, including subsidiaries within the consolidated financial statements [1]. - Financial occupation includes both operational and non-operational financial occupation [1]. Prevention of Financial Occupation - The company must strictly prevent the occupation of funds during operational transactions with related parties [6]. - Related parties are prohibited from using their relationships to harm the company's interests, and any losses incurred must be compensated [2][5]. - The company must not provide funds to related parties through various means, including paying wages or expenses on their behalf [3][4]. Payment Procedures for Financial Transactions - The board of directors and senior management are responsible for maintaining the safety of the company's funds and assets [13]. - The chairman of the board is the primary responsible person for preventing financial occupation, while the general manager oversees daily management [14]. - Financial transactions with related parties must follow legal and regulatory procedures, requiring approval from the appropriate decision-making bodies [15][16]. Accountability and Penalties - Directors and senior management who assist or condone the occupation of company assets by related parties may face disciplinary actions [23]. - The company will impose penalties on responsible individuals for any adverse effects caused by non-operational financial occupation [24]. - Legal responsibilities may be pursued against individuals causing losses to investors due to violations of the management system [25].

Core Viewpoint - The document outlines the accounting policies, estimates, and error correction approval and disclosure system of Beijing Shuangjie Electric Co., Ltd, aiming to enhance the relevance, reliability, and completeness of financial reporting and information disclosure [2][11]. Chapter Summaries Chapter 1: General Principles - The purpose of the system is to standardize the application of accounting policies and estimates, improve management of changes, and ensure timely and complete information disclosure [2]. Chapter 2: Scope of Changes - Accounting policy changes refer to alterations in principles, bases, and methods used for accounting recognition, measurement, and reporting [3]. - Consistency in accounting policies is required for similar transactions, with changes allowed only under specific conditions such as legal requirements or improved reliability of information [3][4]. Chapter 3: Handling Changes and Errors - Changes in accounting estimates are based on the latest available information and affect the book value of assets or liabilities [4]. - Major accounting errors, defined as those affecting the reliability of financial statements, must be adjusted in the retained earnings of the earliest period [5][6]. Chapter 4: Approval and Disclosure of Policy Changes - Changes in accounting policies require sufficient evidence of their reasonableness and must be approved by the board of directors, with disclosure obligations to the Shenzhen Stock Exchange [7][8]. Chapter 5: Approval and Disclosure of Estimate Changes - Significant changes in accounting estimates must be reported similarly to policy changes, with specific thresholds for board approval and disclosure [9][10]. Chapter 6: Approval and Disclosure of Major Errors - Major accounting errors must be reported and disclosed following board approval, with specific criteria for when a special audit report is required [10]. Chapter 7: Supplementary Provisions - The system is subject to interpretation by the board of directors and is effective upon approval by the shareholders' meeting [11].

Core Points - The document outlines the management system for related party transactions of Beijing Shuangjie Electric Co., Ltd, aiming to ensure the legality, fairness, and reasonableness of such transactions to protect the rights of shareholders and the company [1][2]. Group 1: General Principles - The internal control of related party transactions should adhere to principles of honesty, equality, voluntariness, fairness, and openness, ensuring no harm to the interests of the company and other shareholders [1]. - Related parties include related legal entities, natural persons, and potential related parties, with specific criteria defined for each category [2][3]. Group 2: Related Party Transactions - Related party transactions refer to the transfer of resources or obligations between the company and its related parties, including asset purchases, external investments, financial assistance, guarantees, leasing, management contracts, donations, and debt restructuring [3][4]. - The company must avoid conflicts of interest during board meetings when discussing related party transactions, requiring related directors to abstain from voting [4][5]. Group 3: Decision-Making Procedures - Related party transactions must follow principles of honesty, fairness, and public disclosure, ensuring that the rights of non-related shareholders are not compromised [8][14]. - The approval authority for related party transactions is tiered based on transaction amounts, with specific thresholds set for board and shareholder meeting approvals [8][9]. Group 4: Information Disclosure - Transactions exceeding certain monetary thresholds must be disclosed promptly after board approval, with detailed information about the transaction, including the nature of the relationship, pricing policies, and the impact on the company [16][17]. - The company is required to disclose the cumulative amount of transactions with related parties within a specified period, ensuring transparency in its dealings [17][18].

General Principles - The purpose of the management measures is to strengthen the control over the subsidiaries of Beijing Shuangjie Electric Co., Ltd., ensuring that their operations align with the company's overall strategic direction and effectively manage operational risks [1][2] - Subsidiaries are defined as those where the company holds more than 50% of the registered capital directly or indirectly, or can control the board of directors through agreements [1][2] Corporate Governance and Institutional Functions - The company has the authority to provide services, coordinate, supervise, and assess subsidiaries, ensuring they establish and improve management systems as needed [2][3] - Subsidiaries must establish a shareholders' meeting, board of directors, and supervisory board in accordance with relevant laws and regulations to ensure legal operation and scientific decision-making [2][3] Operational Management - Subsidiaries are required to comply with national laws and regulations, and develop their operational management goals in line with the company's development plans [5][6] - The general manager of each subsidiary must prepare an annual work report and the next year's operational plan for board approval, which includes key economic indicators and financial analysis [5][6] Financial, Capital, and Guarantee Management - Subsidiaries must adhere to the company's unified financial management policies and submit financial reports in accordance with the company's requirements [8][9] - Any loans undertaken by subsidiaries must undergo feasibility studies and be approved by the board of directors [9][10] Investment Management - Subsidiaries can propose investment suggestions based on market conditions and must ensure that investment projects are legally compliant and risk-controlled [10][11] - The decision-making process for significant investments requires feasibility studies, discussions in management meetings, and board approval [10][11] Information Disclosure - Subsidiaries must report significant business and financial matters to the company's board secretary in a timely manner, adhering to confidentiality obligations until public disclosure [12][13] - Major transactions must be carefully assessed to determine if they constitute related party transactions, which must then be reported accordingly [12][13] Audit Supervision - Subsidiaries are required to cooperate with both internal and external audits, providing all necessary documentation [14][15] - The audit department is responsible for evaluating compliance with laws and regulations, as well as the effectiveness of internal controls [14][15] Administrative Affairs Management - Subsidiaries must obtain approval from the company's administrative department before using the company's name or trademarks [16][17] - A strict document management system must be established to safeguard important corporate documents and records [16][17] Assessment and Reward System - Subsidiaries must create an incentive mechanism that aligns with their operational performance and the overall interests of the company [17] - The company will conduct performance assessments of subsidiary leadership based on agreed-upon indicators and may provide additional rewards for outstanding contributions [17]

北京双杰电气股份有限公司 2025 年半年度报告摘要 证券代码：300444 证券简称：双杰电气 公告编号：2025-047 北京双杰电气股份有限公司 2025 年半年度报告摘要 北京双杰电气股份有限公司 2025 年半年度报告摘 要 一、重要提示 本半年度报告摘要来自半年度报告全文，为全面了解本公司的经营成果、财务状况及未来发展规划，投 资者应当到证监 会指定媒体仔细阅读半年度报告全文。 所有董事均已出席了审议本报告的董事会会议。 非标准审计意见提示 □适用 ?不适用 董事会审议的报告期利润分配预案或公积金转增股本预案 □适用 ?不适用 公司计划不派发现金红利，不送红股，不以公积金转增股本。 董事会决议通过的本报告期优先股利润分配预案 □适用 ?不适用 二、公司基本情况 股票简称 双杰电气 股票代码 300444 股票上市交易所 深圳证券交易所 联系人和联系方式 董事会秘书 证券事务代表 姓名 史玉 卢文钰 电话 010-62979948-8888 010-62979948-8888 北京市海淀区东北旺西路 8 号院 40 号 北京市海淀区东北旺西路 8 号院 40 号 办公地址 楼（A 区 1 号楼） 楼 ...

证券代码：300444 证券简称：双杰电气 公告编号：2025-048 北京双杰电气股份有限公司 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、会议召开情况 北京双杰电气股份有限公司（以下简称"公司"）第六届董事会第七次会议 通知已于2025年8月21日分别以电话、微信、电子邮件的形式送达各位董事，董 事会会议通知中包括会议的相关材料，同时列明了会议的召开时间、地点、内容 和方式。本次会议于2025年8月25日10时以通讯和现场方式在公司总部会议室召 开，本次会议应出席董事9名，实际出席董事9名，公司监事、高级管理人员列 席了会议。会议由董事长赵志宏先生主持。本次会议的召开和表决程序符合《中 华人民共和国公司法》等法律法规和《公司章程》的有关规定。 二、会议表决情况 本次会议以记名投票方式审议通过了如下议案： （一）审议通过《关于公司<2025年半年度报告>及其摘要的议案》 根据 2025 年半年度的经营情况，公司编制了《<2025 年半年度报告>及其 摘要》。 本议案已经公司董事会审计委员会审议通过。 《2025年半年度报告》及其摘要等相关文件的具体内 ...

证券代码：300444 证券简称：双杰电气 公告编号：2025-049 北京双杰电气股份有限公司 本公司及监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、误导性陈述或者重大遗漏。 一、会议召开情况 监事会认为：公司不再设置监事会后其职权由董事会审计委员会行使，符合 《公司法》《上市公司章程指引》等法律、法规、规范性文件的最新规定，有利 于贯彻落实最新法律法规要求，进一步完善公司法人治理结构，提升公司规范运 作水平。监事会一致同意公司不再设置监事会并同步废止、修订相关公司内部治 理制度。 二、会议表决情况 本次会议经过有效表决，通过了如下议案： （一）审议通过《关于公司<2025 年半年度报告>及其摘要的议案》 经审议，监事会认为，董事会编制和审核北京双杰电气股份有限公司《2025 年半年度报告》的程序符合法律、行政法规和中国证监会的规定，报告内容真实、 准确、完整地反映了上市公司的实际情况，不存在任何虚假记载、误导性陈述或 者重大遗漏。 表决结果：三票赞成，零票弃权，零票反对，零票回避，通过比例为 100%。 （二）审议通过《关于废止 <监事会议事规则> 的议案》 根据《公司法》《上市公司章 ...

北京双杰电气股份有限公司 单位：人民币元 占用方与上 上市公司 2025 年半年度占 用 占用 非经营性资金 2025 年期初占用资 度占用资金 2025 年半年度偿 2025 年半 年度期末 资金占用方名称 市公司的关 核算的会 累计发生金额 （不 形成 占用性质 占用 金余额 的利息（如 还累计发生金额 占 用资金余额 联关系 计科目 含利 息） 原因 有） 控股股东、实 际控制人及 其 非 经营性占用 附属企业 小 计 - - - - - 前控股股东、 实际控制人 及 非 经营性占用 其附属企业 小 计 - - - - 其他关联方及 非经营性占用 其附属企业 小 计 - - - - 总 计 - - - - 往来方与上 上市公司 2025 年半年度往 来 往来 其他关联资金 2025 年期初往来资 度往来资金 2025 年半年度偿 2025 年半 年度期末 （经营性往 资金往来方名称 市公司的关 核算的会 累计发生金额 （不 形成 往来 金余额 的利息（如 还累计发生金额 往 来资金余额 来、非经营性 联关系 计科目 含利 息） 原因 有） 往来） 控股股东、实 际控制人及其 附属企业 无锡市电力变压器有 ...

Core Viewpoint - The document outlines the management system for the resignation of directors and senior management at Beijing Shuangjie Electric Co., Ltd, aiming to ensure stable corporate governance and protect shareholders' rights [1]. Group 1: General Provisions - The system applies to all directors (including independent directors) and senior management personnel regarding resignation, term expiration, and dismissal [1]. - The system is established in accordance with relevant laws, regulations, and the company's articles of association [1]. Group 2: Resignation Conditions and Effectiveness - Directors can resign before their term expires by submitting a written resignation report, which becomes effective upon receipt by the company [3]. - If a director's term expires without re-election, they automatically resign on the date the shareholders' meeting resolution is passed [4]. - The shareholders' meeting can resolve to dismiss a director, effective on the date of the resolution [4]. Group 3: Procedures for Transition and Unresolved Matters - Resigning directors and senior management must hand over all relevant documents, seals, data assets, and unresolved matters within three working days after resignation [4]. - If the departing personnel are involved in significant investments or financial decisions, an audit may be initiated [4]. Group 4: Obligations of Departing Directors and Senior Management - Departing directors and senior management remain liable for their duties to the company and shareholders for three years after leaving [5]. - They must declare their shareholdings and are restricted from transferring more than 25% of their shares annually during their term [5]. - Departing personnel must cooperate with the company regarding follow-up investigations on significant matters during their tenure [5]. Group 5: Accountability Mechanism - The board of directors will review and decide on accountability measures if departing personnel fail to fulfill commitments or violate obligations [5]. - Compensation claims may include direct losses, expected profit losses, and reasonable legal fees [5]. Group 6: Supplementary Provisions - The system is subject to relevant laws and regulations, and any conflicts will defer to those legal standards [6]. - The system takes effect upon approval by the board of directors [6].