证券代码：603311 证券简称：金海高科公告编号：2025-061 浙江金海高科股份有限公司 关于使用部分闲置募集资金进行现金管理赎回及进展的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏，并对其内容 的真实性、准确性和完整性承担法律责任。 重要内容提示： ● 现金管理受托方：宁波银行股份有限公司（以下简称"宁波银行"） ● 现金管理投资种类：宁波银行单位结构性存款7202504481产品 ● 现金管理投资金额：人民币5,000万元 ● 履行的审议程序：本事项经浙江金海高科股份有限公司（以下简称"公司"）第五届董事会第十六次会 议、第五届监事会第十次会议审议通过，监事会及保荐机构对此事项发表了同意的意见。 ● 特别风险提示：公司及公司全资子公司珠海金海环境技术有限公司（以下简称"珠海金海"）本次使用 部分闲置募集资金购买的低风险、安全性高、流动性好、保本型的产品，均属于低风险投资产品，但金 融市场受宏观经济、财政及货币政策的影响较大，不排除该项投资可能受到市场波动的影响。 公司及珠海金海于近日赎回了部分理财产品，并继续使用部分闲置募集资金购买了理财产品，现将具体 情况公 ...

Core Viewpoint - The company, Zhejiang Jinhai High-Tech Co., Ltd., has announced the use of part of its idle raised funds for cash management, aiming to enhance fund utilization efficiency and increase returns while ensuring that it does not affect the construction of fundraising projects [2][10]. Group 1: Cash Management Overview - The cash management trustees are China Merchants Bank Shaoxing Zhuji Branch and Ningbo Bank [2]. - The total investment amount for cash management is RMB 65 million [2][3]. - The purpose of the cash management is to improve fund utilization efficiency and protect shareholder interests [2]. Group 2: Fundraising Background - The company raised a total of RMB 313.97 million through a non-public offering of 25,883,907 shares at a price of RMB 12.13 per share, with a net amount of RMB 306.51 million after deducting issuance costs [4]. - The raised funds were confirmed to be in place on December 19, 2022, and were subject to a special account storage system [4]. Group 3: Investment Products - The company has entered into cash management contracts for structured deposits with China Merchants Bank and Ningbo Bank [7]. - The selected investment products are low-risk, high-safety, and have liquidity, ensuring the principal is protected [6][8]. Group 4: Compliance and Risk Control - The investment in financial products complies with national laws and regulations, ensuring the safety of raised funds and not affecting the normal progress of fundraising projects [7]. - The company will maintain close contact with the banks to monitor the operation of the invested funds and strengthen risk control [8]. Group 5: Financial Impact - The use of idle raised funds for cash management is expected to generate certain investment returns, thereby improving the overall performance of the company and providing more returns to shareholders [10]. - The principal of the invested financial products will be recorded as trading financial assets on the balance sheet, while interest income will be recognized in the profit statement [10].

Core Viewpoint - The company intends to utilize part of its idle raised funds for cash management by investing in low-risk financial products to enhance fund efficiency and safeguard shareholder interests [1][3]. Summary by Relevant Sections 1. Overview of the Cash Management - The purpose of the cash management is to improve the efficiency of fund usage without affecting the construction of fundraising projects, aiming to increase fund returns [1]. - The amount allocated for cash management is RMB 65 million [1]. 2. Details of the Fundraising - The company has completed a non-public offering of 25,883,907 shares at a price of RMB 12.13 per share, raising a total of RMB 313.97 million, with a net amount of RMB 306.51 million after deducting issuance costs [2]. 3. Financial Products Overview - The cash management products include: - A structured deposit from China Merchants Bank with an investment of RMB 15 million, expected annual yield of 1.00% or 1.71%, and a term of 92 days [4]. - A structured deposit from Ningbo Bank with an investment of RMB 20 million, expected annual yield of 1.00%-2.05%, and a term of 91 days [5]. 4. Compliance and Risk Control - The investment in financial products complies with national laws and regulations, ensuring the safety of raised funds and not affecting the normal progress of fundraising projects [6]. - The company will maintain close contact with the banks to monitor the operation of the invested funds and strengthen risk control [5][6]. 5. Financial Impact - Recent financial indicators show total assets of RMB 1.68 billion and net assets of RMB 1.31 billion as of December 31, 2024 [6]. - The company aims to enhance overall performance and provide better returns for shareholders through prudent cash management [6]. 6. Decision-Making Process - The board and supervisory committee approved the cash management plan on April 22, 2025, allowing the use of up to RMB 150 million of idle funds for cash management within a 12-month period [8]. 7. Previous Fund Management - In the past 12 months, the company has invested a total of RMB 57.5 million in financial products, with a return of RMB 336.21 thousand, indicating a yield of 5.17% relative to the last year's net profit [8].