2、在审计期间，审计委员会与中勤万信进行了充分的沟通，且听取了中勤 万信关于公司 2024 年度财务报表审计重点内容的汇报，并针对收入确认、应收 账款坏账准备计提等关键审计事项进行了充分沟通，并督促其在约定时限内提交 审计报告。 公司审计委员会对中勤万信及项目人员的专业资质、业务能力、投资者保护 能力、诚信状况、独立性、审计工作情况及其执业质量等进行了严格核查和评价， 认为其具备为公司提供审计工作的资质和专业能力，能够满足公司审计工作的要 求。 二、审计工作监督情况 河南黄河旋风股份有限公司董事会审计委员会 对中勤万信会计师事务所(特殊普通合伙)2024 年度 履行监督职责情况的报告 3、在取得中勤万信提交的审计报告后，审计委员会再次与中勤万信进行了 充分沟通，就公司 2024 年度财务报表审计完成情况、公司配合审计情况等事项 进行了沟通，并对公司 2024 年度财务报告进行了审议表决，审计委员会认为相 根据《中华人民共和国公司法》《中华人民共和国证券法》《上市公司治理准 则》《国有企业、上市公司选聘会计师事务所管理办法》《公司章程》《公司董事 会审计委员会议事规则》等规定和要求，河南黄河旋风股份有限公司(以 ...

证券代码：600172 证券简称：黄河旋风 公告编号：临 2025-023 (四)现场会议召开的日期、时间和地点 河南黄河旋风股份有限公司 关于召开2024年年度股东大会的通知 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： 一、 召开会议的基本情况 (一)股东大会类型和届次 2024年年度股东大会 召开的日期时间：2025 年 5 月 20 日 15 点 00 分 召开地点：河南省长葛市人民路 200 号 (五)网络投票的系统、起止日期和投票时间。 股东大会召开日期：2025年5月20日 本次股东大会采用的网络投票系统：上海证券交易所股东大会网络投票 系统 (二)股东大会召集人：董事会 (三)投票方式：本次股东大会所采用的表决方式是现场投票和网络投票相结合的 方式 网络投票系统：上海证券交易所股东大会网络投票系统 网络投票起止时间：自2025 年 5 月 20 日 至2025 年 5 月 20 日 采用上海证券交易所网络投票系统，通过交易系统投票平台的投票时间为股 东大会召开当日的交易时间段，即 9:15-9 ...

Financial Performance - The company's operating revenue for 2024 was CNY 1,301,285,899.50, a decrease of 17.36% compared to CNY 1,574,569,180.76 in 2023[22]. - The net profit attributable to shareholders for 2024 was CNY -983,241,221.90, compared to CNY -798,492,094.42 in 2023, indicating a continued loss[22]. - The cash flow from operating activities for 2024 was CNY 41,288,068.39, a significant decline of 90.59% from CNY 438,812,342.55 in 2023[22]. - The basic earnings per share for 2024 was CNY -0.7063, compared to CNY -0.5736 in 2023, reflecting a worsening performance[24]. - The weighted average return on equity for 2024 was -49.12%, a decrease of 21.51 percentage points from -27.61% in 2023[24]. - The company reported a net cash flow from operating activities of 79.18 million RMB in Q1 2024, but faced negative cash flow in subsequent quarters[26]. - The company reported a total of 331 R&D personnel, accounting for 17.14% of the total workforce[54]. - The company reported a total operating revenue of 1,301,285,900 RMB for the fiscal year 2024, primarily from superhard materials and their products[185]. Assets and Liabilities - The total assets at the end of 2024 were CNY 7,776,020,067.79, down 13.58% from CNY 8,998,406,685.49 at the end of 2023[23]. - The company's net assets attributable to shareholders decreased by 39.44% to CNY 1,510,104,218.29 from CNY 2,493,388,060.59 in 2023[23]. - Total liabilities amounted to 6,255,191,129.99, a decrease from 6,505,018,624.90 in the previous period, reflecting a reduction of approximately 3.83%[199]. - The company's retained earnings showed a negative balance of -1,768,409,611.88, worsening from -785,168,389.98, indicating a decline of about 125.5%[199]. - The total equity attributable to shareholders decreased to 1,510,104,218.29 from 2,493,388,060.59, representing a decline of about 39.4%[199]. Research and Development - The company filed 32 new patent applications and received 17 authorized patents in 2024, indicating a strong focus on R&D and innovation[33]. - The company has established 102 technology projects in 2024, including 8 major projects and 52 key projects[33]. - Research and development expenses were CNY 59,821,908.03, reflecting a reduction of 23.26% from CNY 77,950,291.62 in the previous year[44]. - The company aims to increase R&D investment in carbon-based materials and new energy sectors to improve product series and overall competitiveness[68]. Market Position and Strategy - The artificial diamond industry in China is rapidly developing, with the company positioned as a key player in various critical sectors[34]. - The company aims to leverage opportunities in the superhard materials industry to drive growth and innovation[33]. - The company plans to enhance its core competitiveness and profitability by focusing on product structure adjustment and technological upgrades in 2025[33]. - The company is focusing on expanding its market presence, particularly in the superhard materials sector, which is expected to drive future growth[86]. Governance and Compliance - The company ensures timely, accurate, and complete information disclosure to protect the rights of all shareholders, especially minority shareholders[77]. - The company has implemented measures to manage insider information and prevent insider trading, with no reported violations during the reporting period[78]. - The company is committed to improving its governance structure and compliance with relevant laws and regulations to enhance operational efficiency[75]. - The company has established a performance evaluation and incentive system linking management compensation to operational performance[76]. Shareholder and Management Changes - The company held four shareholder meetings in 2024, all resolutions were passed, including the election of new board members and the approval of financial reports[81][82][83][84]. - The company underwent a board restructuring due to changes in the controlling shareholder, resulting in multiple elections for directors and management positions[95]. - The company appointed Li Ge as the chairman and Pang Wenlong as the vice chairman of the ninth board, with terms lasting until the board's expiration[88]. - The company’s independent director, Niu Ke, resigned for personal reasons, and Yang Bo was nominated and approved as the new independent director[89]. Environmental and Social Responsibility - The company invested 8 million yuan in environmental protection during the reporting period[124]. - The company reduced carbon emissions by 100 tons through various energy-saving measures[132]. - The company has a clear commitment to sustainable development, integrating social responsibility into its business strategy[132]. - The company actively fulfills its social responsibilities, contributing to local employment and participating in various charitable activities[134].

第九届监事会第十三次会议决议公告 本公司监事会及全体监事保证本公告内容不存在虚假记载、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责任。 河南黄河旋风股份有限公司（以下简称"公司"）第九届监事会第十三次会议通知 于 2025 年 4 月 19 日以电子方式发出，于 2025 年 4 月 29 日上午 11:00 以现场方式召开。 会议由监事张振强主持，会议应到监事 3 人，实到 3 人。本次会议符合《公司法》和《公 司章程》的规定，经与会监事审议，通过如下议案： 1、公司 2024 年度报告及摘要 监事会认为：公司 2024 年年度报告编制和审议程序符合法律、法规、公司章程和 公司内部管理制度的各项规定；公司 2024 年年度报告的内容和格式符合中国证监会和 上海证券交易所的各项规定，所包含的信息能够从各个方面真实地反映公司 2024 年度 的经营管理和财务状况等事项；在公司监事会提出本意见前，未发现参与 2024 年年度 报告编制和审议的人员有违反保密规定的行为。 证券代码：600172 证券简称：黄河旋风 编号：临 2025-019 河南黄河旋风股份有限公司 具体内容详见同日 ...

Financial Performance - The company's operating revenue for Q1 2025 was CNY 319,887,881.20, a decrease of 2.61% compared to CNY 328,476,335.51 in the same period last year[4]. - The net profit attributable to shareholders was a loss of CNY 167,411,096.39, compared to a loss of CNY 105,861,600.54 in the previous year, indicating a worsening performance[4]. - The net profit for Q1 2025 was -168,068,792.69 RMB, compared to -105,861,600.54 RMB in Q1 2024, indicating a significant increase in losses[17]. - The total comprehensive income for Q1 2025 was -168,064,902.32 RMB, compared to -105,866,659.86 RMB in the same period last year[18]. - The total operating profit for Q1 2025 was -169,832,945.07 RMB, compared to -111,323,378.28 RMB in Q1 2024, reflecting a worsening performance[17]. Cash Flow and Liquidity - The net cash flow from operating activities was negative at CNY -85,750,220.73, a significant decline of 208.30% from CNY 79,179,523.68 in the same period last year[4][7]. - The operating cash flow for Q1 2025 was -85,750,220.73 RMB, a decline from a positive cash flow of 79,179,523.68 RMB in Q1 2024[22]. - Cash and cash equivalents at the end of Q1 2025 amounted to 348,048,260.36 RMB, up from 318,239,873.95 RMB at the end of Q1 2024[24]. - The company's cash and cash equivalents increased to CNY 353,087,735.28 from CNY 319,298,053.85[12]. - The company’s cash flow from financing activities in Q1 2025 was 171,870,481.45 RMB, a significant improvement from -45,378,570.72 RMB in Q1 2024[22]. Assets and Liabilities - Total assets at the end of the reporting period were CNY 7,777,930,317.24, a slight increase of 0.02% from CNY 7,776,020,067.79 at the end of the previous year[5]. - Current liabilities totaled CNY 6,125,688,371.24, an increase from CNY 5,949,036,457.48 in the previous period[14]. - The company’s total liabilities reached CNY 6,425,166,281.76, compared to CNY 6,255,191,129.99 in the previous period[14]. - Inventory decreased slightly to CNY 667,339,801.80 from CNY 672,104,387.37[13]. Shareholder Information - Basic and diluted earnings per share were both CNY -0.1203, compared to CNY -0.0760 in the previous year, reflecting a deeper loss per share[5]. - Shareholders' equity attributable to shareholders decreased by 11.09% to CNY 1,342,697,012.27 from CNY 1,510,104,218.29 at the end of the previous year[5]. - The total number of ordinary shareholders at the end of the reporting period was 110,126[9]. Operating Costs and Expenses - Total operating costs increased to CNY 438,061,858.46 in Q1 2025, up 4.0% from CNY 417,775,323.19 in Q1 2024[16]. - Operating costs included CNY 294,381,207.96 in cost of goods sold, which rose from CNY 257,082,521.09 in the previous year[16]. - Research and development expenses for Q1 2025 were CNY 14,741,659.68, down from CNY 17,115,530.71 in Q1 2024[16]. Other Financial Metrics - The weighted average return on equity decreased to -11.74%, down 7.40 percentage points from -4.34% in the previous year[5]. - The company recognized government subsidies of CNY 1,005,514.22, which are expected to have a continuous impact on profits[6]. - The company reported a non-recurring loss of CNY 403,702.25 from the disposal of non-current assets[6]. - The company reported a decrease in cash received from sales of goods and services, totaling 220,611,430.87 RMB in Q1 2025, down from 243,180,991.47 RMB in Q1 2024[21]. - The company incurred credit impairment losses of -10,740,009.84 RMB in Q1 2025, compared to -25,978,700.37 RMB in Q1 2024, showing an improvement[17]. - The company reported a total of 3,890.37 RMB in other comprehensive income for Q1 2025, compared to -5,059.32 RMB in Q1 2024, indicating a recovery[17].

| 股东名称 | 冻结股份数 | 占其所 | 占公司 | 冻结股份是 | 冻结 | 冻结 | | 冻结 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 量（股） | 持有股 | 总股本 | 否为限售股 | 起始 | 到期 | 冻结申请人 | 情况 | | | | 份比例 | 比例 | | 日 | 日 | | | | 黄河集团 | 101,183,048 | 79.53% | 7.02% | 否 | 2025 | / | 重庆市大渡口区人 | 轮候 | | | | | | | 0418 | | 民法院 | 冻结 | | 黄河集团 | 26,035,713 | 20.47% | 1.80% | 是 | 2025 | / | 重庆市大渡口区人 | 轮候 | | | | | | | 0418 | | 民法院 | 冻结 | | 合计 | 127,218,761 | 100% | 8.82% | / | / | / | / | / | 证券代码：600172 证券简称：黄河旋风 公告编号：临 2025-017 河南黄河旋风股份有限公司 关于持股 ...

证券代码：600172 证券简称：黄河旋风 编号：临 2025-016 一、增补杨波女士为第九届董事会审计委员会主任委员； 二、增补杨波女士为第九届董事会薪酬与考核委员会委员； 河南黄河旋风股份有限公司 关于增补第九届董事会专门委员会委员的公告 本公司董事会及全体董事保证本公告内容不存在虚假记载、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责任。 河南黄河旋风股份有限公司（以下简称"公司"）于 2025 年 4 月 9 日召开了第九届 董事会第十九次会议，审议通过了《关于增补公司第九届董事会专门委员会委员的议案》， 现将有关事项公告如下： 公司原独立董事牛柯先生因个人原因已辞去独立董事及专门委员会职务。为保障公 司董事会专门委员会的正常运作，根据有关法律、法规和《公司章程》的规定，公司董 事会同意对专门委员会进行调整。 三、增补杨波女士为第九届董事会战略委员会委员。 任期与第九届董事会任期一致。 本次调整完成后，公司第九届董事会专门委员会委员情况如下： | 董事会专门委员会名称 | 主任委员 | 委员 | | --- | --- | --- | | 审计委员会 | 杨波 | 谭红 ...

一、本次股东大会召集、召开的程序 河南世纪通律师事务所 关于河南黄河旋风股份有限公司 2025 年第二次临时股东大会的 法律意见书 豫世意见(2025)第 li002 号 致:河南黄河旋风股份有限公司 根据《中华人民共和国公司法》《中华人民共和国证券法》 《中华人民共和国律师法》《上市公司股东大会规则》等规定,河 南世纪通律师事务所(以下简称本所)受公司委托,指派本律师出 席公司 2025年第二次临时股东大会,对本次股东大会进行法律见证。 本律师按照律师行业公认的业务标准、道德规范和勤勉尽责精 神,对本次股东大会的召集、召开程序,出席人员及召集人的资格、 大会表决程序、表决结果等重要事项的合法性进行核验后,出具法 律意见如下: 本次股东大会以现场投票和网络投票相结合的方式进行。 现场会议以记名投票表决方式对提交本次会议审议的议案进行 表决后,按《公司章程》规定的程序进行监票、验票和计票,并当 场公布了现场表决结果。 公司董事会于 2025年 3月 24 日决议召开本次股东大会,并于 2025年 3 月 25 日在《上海证券报》及上海证券交易所网站就本次 股东大会的召开时间、地点和审议事项进行了公告(以下简称公 ...

2025 年第二次临时股东大会决议公告 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。 证券代码：600172 证券简称：黄河旋风 公告编号：临 2025-015 河南黄河旋风股份有限公司 重要内容提示： 本次会议是否有否决议案：无 一、 会议召开和出席情况 | 1、出席会议的股东和代理人人数 | 1,678 | | --- | --- | | 2、出席会议的股东所持有表决权的股份总数（股） | 312,671,400 | | 3、出席会议的股东所持有表决权股份数占公司有表决权股 | | | 份总数的比例（%） | 21.6804 | (四) 表决方式是否符合《公司法》及《公司章程》的规定，大会主持情况等。 本次会议以现场和网络投票相结合的方式召开，会议的表决方式符合《公司 法》及《公司章程》的规定，大会由公司董事会秘书袁超峰先生主持。 (一) 股东大会召开的时间：2025 年 4 月 9 日 (二) 股东大会召开的地点：河南省长葛市人民路 200 号 (三) 出席会议的普通股股东和恢复表决权的优先股股东及其持有股份情况： ( ...

Core Viewpoint - Huanghe Xuanfeng (600172) announced that its shareholder, Henan Huanghe Industrial Group Co., Ltd. (Huanghe Group), holding 8.82% of the company's shares, has had all its shares frozen due to a private lending dispute, which will not affect the company's control or daily operations [1][2]. Group 1: Shareholder Issues - Huanghe Group's 127 million shares, representing 100% of its holdings and 8.82% of the total share capital, were frozen by the Jiangsu Province Hai'an People's Court due to a dispute with Nantong Zhongsui Supply Chain Co., Ltd., involving a debt amount of 5.4214 million yuan [1]. - This is not the first instance of share freezing for Huanghe Group; on March 25, shares were frozen due to a dispute with Nantong Baotong Pawn Co., Ltd., involving a debt of approximately 5.7785 million yuan [2]. - Additionally, on January 15, shares were frozen due to a financial loan contract dispute with the China Export-Import Bank Henan Branch, involving a debt of approximately 137 million yuan [2]. Group 2: Company Operations - Huanghe Xuanfeng primarily operates in the ultra-hard materials and products sector, including industrial diamonds, cultivated diamonds, grinding wheels, tools, drill bits, and saw blades, with applications in various industries such as diamond tool manufacturing, jewelry, ceramics, exploration, construction, and electronics [2]. - The company's 2024 performance forecast indicates an expected net loss of 880 million yuan, compared to a loss of approximately 798 million yuan in the previous year [2].