Summary of Key Points Core Viewpoint The company intends to utilize part of its temporarily idle raised funds for cash management to enhance fund efficiency and maximize shareholder returns while ensuring compliance with regulations and maintaining the intended use of the raised funds [1][7]. Group 1: Fundraising and Management - The company raised a total of RMB 1,643,705,576.40 through its initial public offering, with a net amount after expenses being RMB 1,643,705,576.40 [1][2]. - All raised funds are managed in a dedicated account, with agreements in place between the company, its subsidiaries, and the commercial banks [2]. Group 2: Cash Management Plan - The company plans to use up to RMB 70,000.00 million of temporarily idle raised funds for cash management, with a rolling usage period of 12 months [3][4]. - The investment products will include safe and liquid options such as fixed deposits and structured deposits, ensuring that these funds are not used for pledging or securities investment [4]. Group 3: Approval and Oversight - The board of directors and the supervisory board have approved the cash management plan, confirming that it will not affect the normal operation of the fundraising projects [5][6]. - The supervisory board supports the plan, stating it will not harm the interests of the company or its shareholders [6]. Group 4: Compliance and Risk Management - The cash management activities are in compliance with relevant regulations and internal management systems, ensuring no change in the intended use of the raised funds [7]. - The company will implement strict risk control measures, focusing on high-security and high-liquidity investment products, while monitoring market conditions [5].

Core Viewpoint - The company intends to utilize idle funds raised from the issuance of convertible bonds for cash management to enhance fund efficiency while ensuring the safety of the funds and not affecting ongoing investment projects [2][6][7]. Fundraising Basic Situation - The company raised a total of RMB 490 million by issuing 4.9 million convertible bonds at a face value of RMB 100 each, with a net amount of RMB 478.41 million after deducting issuance costs of RMB 11.59 million [2][3]. - The funds were deposited into a designated three-party supervision account on November 29, 2022, verified by an accounting firm [2][3]. Cash Management Purpose - The purpose of cash management is to improve the efficiency of fund usage without impacting daily operations and ensuring the normal progress of investment projects [4][5]. Investment Types and Limits - The company plans to invest up to RMB 58 million of idle funds in low-risk, high-liquidity financial products with a maximum term of one year [5]. - Investment products may include time deposits, structured deposits, and large certificates of deposit [4][5]. Implementation and Approval Process - The board of directors approved the cash management proposal on July 17, 2025, ensuring compliance with relevant regulations and safeguarding shareholder interests [6][7]. - The supervisory board also reviewed and approved the proposal, confirming that it would not adversely affect the company's operations [6][7]. Sponsor's Verification Opinion - The sponsor, Dongguan Securities, confirmed that the company's cash management plan complies with regulatory requirements and has undergone necessary approval processes [7].