Core Points - The document outlines the internal control system for securities investment of Shunfa Hengneng Co., Ltd, approved by the board on August 20, 2025 [1] - The system aims to standardize the company's securities investment behavior and ensure the safety of company funds [2][3] - The investment activities include new stock allocation, stock repurchase, stock and depositary receipt investments, bond investments, and entrusted financial management [3] Chapter Summaries Chapter 1: General Principles - The securities investment must adhere to principles of prudence, safety, and effectiveness, focusing on risk control and investment returns [3] - The system applies to the company and its controlling subsidiaries, requiring approval for any securities investment activities [3] Chapter 2: Approval Procedures and Authority - Securities investments must be approved based on the total amount relative to the company's latest audited net assets [6] - If numerous investments occur within a year, a reasonable estimate of the investment amount can be used for approval [6] Chapter 3: Account and Fund Management - Securities investments must be conducted through company-named accounts that are reported to regulatory authorities [7] - The opening, transfer, and closure of accounts require approval from the chairman [7] Chapter 4: Investment Management and Implementation - A securities investment management team is established, led by the chairman, to oversee investment activities [8] - The administrative and financial departments have distinct responsibilities in managing securities investments [8] Chapter 5: Financial and Accounting Management - The financial management department must maintain complete accounting records for securities investments [9] - Investment proof must be obtained promptly after completing securities investments [9] Chapter 6: Risk Control - The company aims to minimize risks through various measures, including hiring external consultants if necessary [10] - A risk assessment system is established to monitor and manage securities investment projects [10] Chapter 7: Information Disclosure Management - The board must disclose investment decisions within two trading days, including investment purpose, amount, and risk control measures [11] - Confidentiality of investment information must be maintained until official disclosure [11] Chapter 8: Supplementary Provisions - The document specifies that "above" includes the number, while "below" and "exceed" do not [12] - The internal control system becomes effective upon board approval [12]

General Principles - The purpose of the securities investment internal control system is to standardize the securities investment behavior and related information disclosure of Shenzhen Kelu Electronics Technology Co., Ltd., prevent investment risks, enhance investment returns, and protect the interests of the company and its shareholders [2][3] - Securities investment refers to the company's behavior of investing in securities in the market to improve capital efficiency and obtain returns, including various forms such as new stock subscriptions, stock repurchases, and bond investments [3] Approval Authority and Procedures - Securities investments exceeding 10% of the latest audited net assets and over 10 million RMB must be approved by the board of directors, while those exceeding 50% and 50 million RMB require shareholder meeting approval [4] - The chairman of the board is responsible for securities investments, with the finance and securities departments jointly managing daily operations [5] Risk Control - The company must establish its own securities and funds accounts for investments and cannot use third-party accounts [7] - A risk control framework includes forming a skilled investment team, establishing a project screening and risk assessment system, and implementing a diversified investment strategy [6][7] Information Isolation and Internal Reporting - The company must limit the disclosure of securities investment information to a minimum number of informed personnel and ensure that investment participants do not trade the same securities [12][13] - The finance department is responsible for maintaining complete accounting records of investment funds, while the securities department must report investment status regularly to the board [16][17] Supervision of Fund Usage - The audit department supervises the usage and custody of investment funds and conducts periodic audits [18] - Independent directors have the right to inspect the usage of investment funds and may hire external auditors if necessary [19] Information Disclosure - The company must analyze and disclose securities investment information according to relevant regulations and must report on investment activities in periodic reports [20][21]