General Principles - The purpose of the system is to promote the standardized operation of Beijing KJY Technology Co., Ltd. and clarify the responsibilities and powers of the board secretary [1] - The board secretary is a senior management position responsible to the board of directors and must comply with relevant laws and regulations [1] Qualifications - The board secretary must have experience in secretarial, management, and equity affairs, and possess knowledge in finance, taxation, law, finance, and corporate management [2] - The board secretary must undergo professional training and obtain a qualification certificate issued by the stock exchange [2] - Certain individuals, such as those who have been penalized by the China Securities Regulatory Commission in the last three years, are prohibited from serving as board secretary [2] Responsibilities - The main responsibilities include managing information disclosure, coordinating investor relations, organizing board and shareholder meetings, and ensuring compliance with disclosure regulations [3][4] - The board secretary has the authority to access financial and operational information and must report any significant information leaks to the Shenzhen Stock Exchange [4] - The company must provide necessary conditions for the board secretary to perform their duties effectively [4] Appointment and Dismissal Procedures - The company must appoint a board secretary within the timeframe specified by the listing rules and must reappoint within three months if the previous secretary leaves [5] - The appointment must be announced promptly, and relevant documents must be submitted to the Shenzhen Stock Exchange [5] - The board secretary must sign a confidentiality agreement upon appointment [5] Legal Responsibilities - The board secretary is liable for any losses caused to the company due to violations of laws or regulations, unless they can prove they raised objections to the decisions [8] - The board secretary's responsibilities are defined by relevant laws, regulations, and the company's articles of association [8] Miscellaneous - The system will take effect upon approval by the board and will be interpreted by the board [9]

Core Points - The document outlines the external investment management system of Beijing Kejingyuan Technology Co., Ltd, aiming to standardize investment behavior and mitigate risks [1][2] - The investment activities include various forms such as entrusted financial management, loans, and investments in subsidiaries and joint ventures [1] - All external investments must align with national regulations, company development strategies, and aim for sustainable growth and expected returns [1] Group 1: Investment Principles and Approval - External investments are primarily centralized, requiring prior approval from the company for any investments made by subsidiaries [2] - The approval process for external investments must adhere to the Company Law and internal regulations, with specific thresholds for board and shareholder approval based on asset totals and revenue proportions [5][6] - Investments exceeding certain thresholds, such as 50% of the latest audited revenue or net profit, must be reviewed by the board and submitted to the shareholders for approval [6][7] Group 2: Decision-Making and Responsibilities - The company's board and shareholders are the decision-making bodies for external investments, while the general manager's office oversees daily operations and investment execution [15][16] - The finance department is responsible for managing the financial aspects of investments, including funding and compliance with accounting standards [8][11] - A comprehensive feasibility study and evaluation must be conducted before any investment decision, considering cash flow, risk, and expected returns [21][22] Group 3: Investment Execution and Monitoring - The company must maintain a collective decision-making process for investments, ensuring that no individual can unilaterally decide on investments [10][28] - Regular audits and evaluations of investment projects are mandated to assess performance and compliance with initial projections [39][40] - The company has established protocols for the disposal of investments, requiring board approval for any divestment actions [34][36]

General Provisions - The internal audit system of Beijing Kejingyuan Technology Co., Ltd. aims to standardize internal audit work, improve quality, and protect investors' rights [1] - Internal audit refers to the evaluation activities conducted by internal personnel on the effectiveness of internal controls, risk management, and the authenticity and completeness of financial information [1] General Regulations - The company establishes an audit committee under the board of directors, with independent directors making up more than half of the members, including at least one professional accountant [2] - An internal audit department is set up to supervise the authenticity and completeness of financial information and the implementation of internal control systems, reporting to the audit committee [2][3] - The internal audit department must maintain independence and not be under the leadership of the finance department [2] Responsibilities and Overall Requirements - The audit committee guides and supervises the internal audit department, meeting at least quarterly to review plans and reports [3] - The internal audit department is responsible for evaluating the completeness and effectiveness of internal control systems across the company and its subsidiaries [3][4] - The internal audit department must report significant findings to the audit committee at least quarterly [4] Internal Control Review and Evaluation - The internal audit department focuses on high-risk areas such as non-operating fund transactions, external investments, and related party transactions during evaluations [5] - If significant internal control deficiencies or risks are found, the internal audit department must report them to the audit committee promptly [6] Self-Evaluation Reports - The board of directors or audit committee must issue a self-evaluation report on internal controls based on the internal audit department's findings [7] - The self-evaluation report must include a declaration of the authenticity of the internal control report and details on the evaluation process [7][8] Supervision and Management of Internal Audit Work - The company rewards diligent internal auditors and disciplines those who neglect duties or leak confidential information [8] - If significant issues in internal audit work are discovered, the company must pursue accountability according to internal regulations [8]

第二条 公司依据《公司章程》的规定设立董事会。董事会是公司经营管理 的决策机构，维护公司和全体股东的利益，在《公司章程》和股东会的授权范围 内，负责公司发展目标和重大经营活动的决策，对股东会和全体股东负责。 第三条 董事会除应遵守法律、行政法规、《公司章程》及其细则的规定外， 还应遵守本规则的规定。 第四条 公司董事会由 7 名董事组成，其中独立董事 3 名。董事会设董事长 第五条 董事会下设董事会办公室，处理董事会日常事务。董事会秘书兼任 董事会办公室负责人，保管董事会印章。 第六条 公司董事会下设审计委员会、战略委员会、提名委员会、薪酬与考 核委员会。专门委员会对董事会负责，依照《公司章程》和董事会授权履行职责， 专门委员会的提案应当提交董事会审议决定。董事会负责制定专门委员会工作规 程，规范专门委员会的运作。 第七条 专门委员会成员全部由董事组成，其中审计委员会、提名委员会、 薪酬与考核委员会中独立董事应当占多数并担任召集人，审计委员会的召集人应 当为会计专业人士。 第二章 董事会与董事长职权 第八条 董事会依法行使下列职权： 北京科净源科技股份有限公司 董事会议事规则 第一章 总则 第一条 为了进一步 ...

Core Viewpoint - The company has corrected prior accounting errors related to credit impairment losses, which will not change the nature of previously reported profits or losses, nor will it affect the net assets reported at the end of the period [1][2]. Summary by Sections Accounting Error Correction - The company held meetings on August 8, 2025, to approve the correction of prior accounting errors, specifically regarding the misreporting of credit impairment losses [1]. - The correction involved an adjustment of 3.6963 million yuan in the profit statement, which was incorrectly reported as a negative value [2]. Financial Statement Impact - The correction affects the consolidated profit statement for the first three quarters of 2023, with the following adjustments: - Credit impairment losses changed from -7,185,287.00 yuan to 207,285.34 yuan, resulting in a net adjustment of 7,392,572.34 yuan [2]. - Operating profit increased from 33,669,805.64 yuan to 41,062,377.98 yuan [2]. - Total profit rose from 43,580,428.96 yuan to 50,973,001.30 yuan [2]. - Net profit adjusted from 40,591,341.64 yuan to 47,983,913.98 yuan [2]. - There was no impact on the consolidated balance sheet for the same period [2]. Review Procedures and Opinions - The Audit Committee reviewed and approved the correction, confirming compliance with relevant accounting standards and regulations [3][4]. - The Board of Directors also approved the correction, stating that it reflects a more accurate financial status and does not mislead investors [3][4]. Future Measures - The company will enhance its financial oversight and ensure such errors do not recur, expressing apologies for any inconvenience caused to investors [4].

Group 1 - The company SanDa Membrane announced the convening of its second extraordinary general meeting of shareholders for 2025 on August 8, 2025 [2] - The meeting approved the proposal to increase the expected amount of daily related party transactions for the year 2025 [2]

（文章来源：每日经济新闻） 科净源（SZ 301372，收盘价：27.08元）8月8日晚间发布半年度业绩报告称，2025年上半年营业收入约 1.49亿元，同比增加24.3%；归属于上市公司股东的净利润约1283万元；基本每股收益0.19元。2024年 同期营业收入约1.2亿元；归属于上市公司股东的净利润亏损约3426万元；基本每股收益亏损0.5元。 ...

格隆汇8月8日丨科净源（维权）(301372.SZ)公布2025年半年度报告，上半年公司实现营业收入1.49亿 元，同比增长24.30%；归属于上市公司股东的净利润1283.00万元，同比扭亏为盈；归属于上市公司股 东的扣除非经常性损益的净利润644.37万元；基本每股收益0.19元。 ...

Group 1 - The company, Qidi Environment (000826), focuses on main business areas including digital sanitation, water ecological management, solid waste disposal, sanitation vehicles, and environmental equipment research and manufacturing [1]

科净源公告，2025年上半年营业收入1.49亿元，同比增长24.30%。净利润1283万元，上年同期净亏损 3425.77万元。 ...