惠丰钻石股份有限公司 内部控制自我评价报告 证券代码： 839725 证券简称： 惠丰钻石 公告编号：2025-016 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、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个别及连带法律 责任。 根据《企业内部控制基本规范》及其配套指引的规定和其他内部控制监管要 求（以下简称"企业内部控制规范体系"），结合惠丰钻石股份有限公司（以下 简称"公司"）内部控制制度和评价办法，在内部控制日常监督和专项监督的基 础上，公司对截至内部控制评价报告基准日2024年12月31日的内部控制有效性进 行了评价。 一、重要声明 按照企业内部控制规范体系的规定，建立健全和有效实施内部控制，评价其 有效性，并如实披露内部控制评价报告是公司董事会的责任。监事会对董事会建 立和实施内部控制进行监督。经理层负责组织领导企业内部控制的日常运行。 公司董事会、监事会及董事、监事、高级管理人员保证本报告内容不存在任 何虚假记载、误导性陈述或重大遗漏，并对报告内容的真实性、准确性和完整性 承担个别及连带法律责任。 公司内部控制的目标是合理保证经营管理合法合规、资产安全 ...

A股培育钻石板块走强，惠丰钻石涨超5%，黄河旋风涨超3%，力量钻石、曼卡龙等跟涨。 ...

证券代码：839725 证券简称：惠丰钻石 公告编号：2025-006 惠丰钻石股份有限公司 对外投资的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、对外投资概述 （一）基本情况 上市公司河南黄河旋风股份有限公司控股子公司河南旋风新材料科技有限 公司（以下简称"旋风新材"）计划增资扩股，拟新增注册资本 2,500 万元。鉴 于旋风新材生产的金刚石复合材料需要使用金刚石微粉，而金刚石微粉是惠丰钻 石股份有限公司（以下简称"惠丰钻石"或"公司"）的主要产品之一，双方处 于产业链上下游。为促进上下游协同发展，根据公司战略发展规划，公司拟以不 超过 1,500 万元的价格认缴旋风新材本轮新增注册资本 750 万元，如旋风新材本 轮融资获得全额认购，公司预计将取得增资完成后旋风新材 10%的股权（最终认 购金额及认购股权比例以实际增资结果为准）。 （二）是否构成重大资产重组 本次交易不构成重大资产重组。 根据《上市公司重大资产重组管理办法》第十二条规定："上市公司及其控 股或者控制的公司购买、出售资产 ...

惠丰钻石股份有限公司 第三届董事会第二十一次会议决议公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 证券代码：839725 证券简称：惠丰钻石 公告编号：2025-005 一、会议召开和出席情况 （一）会议召开情况 1.会议召开时间：2025 年 4 月 15 日 2.会议召开地点：公司会议室 3.会议召开方式：现场及通讯方式 4.发出董事会会议通知的时间和方式：2025 年 4 月 10 日以通讯方式发出 5.会议主持人：董事长王来福先生 6.会议列席人员：公司监事及高级管理人员 7.召开情况合法、合规、合章程性说明： 本次会议的召集、召开和表决程序符合《公司法》《公司章程》及有关法律 法规以及公司内部治理规则的规定，所作决议合法有效。 （一）审议通过《关于公司对外投资的议案》 1.议案内容： 上市公司河南黄河旋风股份有限公司控股子公司河南旋风新材料科技有限 公司（以下简称"旋风新材"）计划增资扩股，拟新增注册资本 2,500 万元。根 据惠丰钻石股份有限公司（以下简称"公司"）战略发展规划，增 ...

惠丰钻石股份有限公司（以下简称"公司"）于2024年4月25日召开了第三届董事 会第十七次会议和第三届监事会第十四次会议，审议通过了《关于使用闲置募集资金 暂时补充流动资金的议案》,为提高闲置募集资金使用效率，在确保资金安全、不影响 募集资金投资项目建设的前提下，公司拟使用额度不超过人民币8,000万元的闲置募集 资金用于暂时补充流动资金，使用期限自本次董事会审议之日起不超过12个月。具体 内容详见公司在北交所信息披露平台（www.bse.cn）披露的《使用闲置募集资金暂时 补充流动资金的公告》（公告编号：2024-040）。 证券代码： 839725 证券简称： 惠丰钻石 公告编号：2025-007 惠丰钻石股份有限公司 关于闲置募集资金暂时补充流动资金归还的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、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个别及连带法律 责任。 截至2025年4月17日，公司已将用于暂时补充流动资金的8,000万元全部归还至募 集资金专用账户，使用期限自公司董事会审议通过之日起未超过12个月。公司已将上 述募集资金归还情况及时通知保荐 ...

证券代码： 839725 证券简称： 惠丰钻石 公告编号：2025-004 惠丰钻石股份有限公司 关于注销部分募集资金专户的公告 为规范募集资金管理，保护投资者合法权益，根据《北京证券交易所上市公司持续 监管办法（试行）》《北京证券交易所股票上市规则（试行）》等相关规定，以及公司 制定的《募集资金管理制度》的相关要求，公司对募集资金进行了专户存储管理，并与 中国银河证券股份有限公司、存放募集资金的开户银行签署了《募集资金专户存储监管 协议》。 截止本公告披露日，募集资金存放专项账户基本情况如下： | 账户名称 | 开户银行名称 | 账号 | 募集资金用途 | 使用情况 | | --- | --- | --- | --- | --- | | 惠丰钻石股份 | 中国银行股份有限公 | 263781660143 | 金刚石微粉智能生 | 使用中 | | 有限公司 | 司柘城支行 | | 产基地扩建项目 | | | 惠丰钻石股份 | 中国民生银行股份有 限公司郑州经济技 | 635565379 | 接受募集资金过渡 | 已使用完毕 | | --- | --- | --- | --- | --- | | 有限公司 | ...

Financial Performance - The company reported an estimated operating revenue of CNY 216.29 million for 2024, a decrease of 56.35% year-on-year[3] - The net profit attributable to shareholders was CNY 3.94 million, down 94.36% compared to the previous year[3] - The total profit for the period was CNY 1.04 million, reflecting a significant decline of 98.66% year-on-year[3] - The basic earnings per share decreased to CNY 0.04, a drop of 94.74% from the previous year[4] Assets and Equity - Total assets at the end of the reporting period were estimated at CNY 735.03 million, down 15.18% from the beginning of the period[4] - Shareholders' equity attributable to the company was CNY 627.15 million, a decrease of 2.09% from the beginning of the period[4] - The net asset value per share attributable to shareholders was CNY 6.87, down 1.01% from the beginning of the period[4] Operational Challenges - The decline in performance was primarily due to a decrease in product sales and lower sales prices amid economic downturns and fluctuations in upstream industries[5] - The company faced higher operating costs due to the time lag between raw material cost reductions and the sale of high-cost inventory from the previous year[5] - Despite efforts to reduce costs and improve efficiency, the control over cost expenses did not meet expectations[5]

Financial Forecast - The company forecasts a net profit of approximately 3.5 to 4 million CNY for 2024, representing a decline of 94.99% to 94.28% compared to the previous year's net profit of 69.88 million CNY[3]. - The net profit attributable to shareholders after deducting non-recurring gains and losses is expected to be between -4.86 to -4.36 million CNY, a decrease of 107.75% to 106.95% from the previous year's figure of 62.71 million CNY[3]. - The performance forecast is based on preliminary calculations by the company's finance department and has not been audited by an accounting firm, thus it does not constitute a commitment to investors regarding performance[5]. Performance Decline - The decline in performance is attributed to a decrease in product sales due to sluggish domestic and international economic trends and fluctuations in upstream and downstream industries[4]. - The continuous decline in raw material prices has led to a decrease in sales prices compared to the previous year[4]. - Despite a reduction in raw material procurement costs, the high-cost inventory from the previous year has impacted the current period's operating costs, resulting in a higher cost of sales and affecting the gross profit margin[4]. - The company has implemented various cost reduction and efficiency improvement measures, but expense control did not meet expectations during the reporting period[4].

Group 1: Investor Relations Activity - The investor relations activity was conducted online on December 31, 2024, with participation from various securities firms and asset management companies [3] - The meeting was attended by the company's board secretary and a securities representative [3] Group 2: Sales and Market Performance - The company has opened 4 physical stores to promote cultivated diamonds under the "Shu Se" brand, supported by a dedicated sales team [4] - The price of cultivated diamonds has seen a rebound, with increasing market penetration, while weaker companies face production halts or need for technological upgrades [5] Group 3: Revenue and Demand Analysis - Micro-powder, primarily used in photovoltaic, consumer electronics, and semiconductor industries, accounts for approximately 90% of total revenue [6] - Demand recovery in the consumer electronics sector is slight, influenced by economic trends and industry competition [6] Group 4: Strategic Direction - The company maintains its focus on the domestic market while also exploring international opportunities, with a strategy centered on diamond micro-powder and CVD cultivated diamonds [7] - Future applications will target consumer goods, optical materials, thermal materials, and semiconductor materials [7] Group 5: Product Offerings and Production - In the clean energy sector, the main products are micro-powder and specialized grinding liquids for photovoltaic production [8] - The production lead time for diamond micro-powder ranges from 1 to 6 months, varying by industry and specifications [9] - Core production processes for diamond micro-powder include crushing, shaping, purification, and classification, supported by advanced testing equipment [10]

Group 1 - The stock of Huifeng Diamond (839725) increased by 5.05% with a trading volume of 4.12 billion yuan and a turnover rate of 24.58% [1] - The stock was listed on the daily turnover list due to its turnover rate reaching 24.58%, with institutional investors net buying 8.388 million yuan [2] - The top five trading departments had a total transaction amount of 92.6644 million yuan, with a net selling amount of 13.5576 million yuan [3] Group 2 - The stock experienced a price fluctuation of 22.73% throughout the trading day [1] - Institutional investors' net buying contrasted with the net selling by brokerage seats, which totaled 21.9456 million yuan [2] - The buying transaction amount from the top five trading departments was 39.5534 million yuan, while the selling transaction amount was 53.1110 million yuan [3]