Core Viewpoint - The company has approved the use of idle raised funds for cash management, ensuring that it does not affect the implementation of investment plans and effectively controls investment risks [1][2]. Summary by Sections Cash Management Plan - The company will use up to RMB 586 million of temporarily idle raised funds for cash management, investing in low-risk, high-liquidity financial products with principal protection from reputable financial institutions [1]. - The investment period will not exceed 12 months from the date of board approval, allowing for rolling use of funds within the specified limit [1]. Redemption Situation - The company redeemed RMB 5 million of temporarily idle raised funds through a 7-day notice deposit with China Merchants Bank, receiving a total return of RMB 7,777.78 [1]. - The principal and earnings from this investment have been returned to the raised funds account [1]. Recent Cash Management Activities - In the past 12 months, the company has made 6 investments in cash management products totaling RMB 716 million, with 2 redemptions amounting to RMB 135 million and 4 investments still outstanding totaling RMB 581 million [1]. - The highest single-day investment amount in the last 12 months was RMB 586 million, representing 16.58% of the company's net assets for the past year [1]. Financial Performance Metrics - The cumulative return from cash management in the last 12 months is 0.0056% of the company's net profit for the same period [2]. - The total amount of funds currently utilized for financial management is RMB 581 million, with an unused limit of RMB 5 million, making the total financial management limit RMB 586 million [2].

股票代码：600549 股票简称：厦门钨业 公告编号：临-2025-022 厦门钨业股份有限公司 关于使用闲置募集资金进行现金管理部分到期赎回的公告 二、截至本报告日，公司使用暂时闲置募集资金现金管理总体情况 截止本公告日，公司使用暂时闲置募集资金进行现金管理的余额为人民币199,999.80万元。公司使用闲 置募集资金进行现金管理的单日最高余额及使用期限均未超过公司董事会授权范围。公司使用部分闲置 募集资金购买的产品不存在逾期未收回的情况。 特此公告。 厦门钨业股份有限公司 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。 厦门钨业股份有限公司（以下简称"公司"）于2024年12月30日召开第十届董事会第九次会议和第十届监 事会第七次会议，审议通过了《关于公司及权属公司使用部分闲置募集资金进行现金管理的议案》，同 意公司使用额度不超过人民币22亿元的闲置募集资金进行现金管理，用于购买安全性高、流动性好、产 品合同有保本约定、单项产品期限最长不超过12个月的各类现金管理产品，包括存款、理财产品或中国 证监会认可的其他投资品种等（ ...