关于项目预中标的提示性公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 证券代码：301235 证券简称：华康洁净 公告编号：2025-059 转债代码：123251 转债简称：华医转债 武汉华康世纪洁净科技股份有限公司 5、投标报价：71,602,160.12 元 6、公示媒体：四川省公共资源交易信息网（https://ggzyjy.sc.gov.cn） 7、公示期：2025 年 05 月 20 日至 2025 年 05 月 26 日 二、预中标事项对公司业绩的影响 特别提示：本项目仍处于中标公示阶段，其获取中标通知书、签约等后续工 作尚具有一定不确定性，敬请广大投资者注意投资风险。武汉华康世纪洁净科技 股份有限公司（以下简称"公司"）将根据相关事项后续进展情况履行相应的信 息披露义务。 公司于近日参与了"四川大学华西医院第二住院楼 10 层装修、诊疗环境装 修项目(11 至 13 层手术室装修)"项目的投标，招标单位为四川大学华西医院。 2025 年 5 月 19 日，四川省公共资源交易信息网（https://ggzyjy.sc.gov.cn） 发布了 ...

证券代码：301235 证券简称：华康洁净 公告编号：2025- 058 转债代码：123251 转债简称：华医转债 武汉华康世纪洁净科技股份有限公司 2024 年年度股东大会决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 特别提示 1、 本次股东大会不存在否决议案的情形。 2、 本次股东大会不涉及变更以往股东大会已通过的决议。 一、会议召开情况 1、 召开时间：2025 年 5 月 16 日（星期五）14:30 2、 召开地点：湖北省武汉市东湖新技术开发区高新大道 718 号 3 栋 29 楼公 司会议室 3、 召开方式：现场结合网络 4、 召集人：董事会 5、 主持人：董事长谭平涛先生 6、 本次会议的召集、召开符合《中华人民共和国公司法》、《上市公司股 东会规则》、《深圳证券交易所创业板股票上市规则》等有关法律、行政法规、 部门规章、规范性文件和《武汉华康世纪洁净科技股份有限公司章程》的有关规 定。 二、会议出席情况 1、股东出席的总体情况 参加本次股东大会现场会议和网络投票表决的股东及股东代理人共 28 人， 代表有表决权的公司股份数合计为 ...

国浩律师（武汉）事务所 关于武汉华康世纪洁净科技股份有限公司 2024 年年度股东大会的 法律意见书 武汉市洪山区欢乐大道 1 号宏泰大厦 21 楼 邮编：430077 21st Floor,Hongtai Building,No.1 Huanle Avenue,Hongshan District,Wuhan City,China,430077 电话/Tel: (+86)(027) 87301319 传真/Fax: (+86)(027) 87265677 网址/Website:http://www.grandall.com.cn 2025 年 5 月 国浩律师（武汉）事务所 法律意见书 国浩律师（武汉）事务所 关于武汉华康世纪洁净科技股份有限公司 2024 年年度股东大会的 法律意见书 2025 鄂国浩法意 GHWH101 号 致：武汉华康世纪洁净科技股份有限公司 国浩律师（武汉）事务所（以下简称"本所"）担任武汉华康世纪洁净科技 股份有限公司（以下简称"公司"）之常年法律顾问，根据《中华人民共和国公 司法》（以下简称"《公司法》"）、《中华人民共和国证券法》（以下简称"《证 券法》"）等法律、法规和《上市公 ...

Group 1: Financial Performance - The company's revenue increased by 6.64% year-on-year, but net profit decreased significantly by 37.75%, with non-recurring net profit dropping by 36.51% [18] - The gross profit margin fell to 34.91%, a decrease of 6.92% year-on-year, impacting overall profitability [18] - Government subsidies contributed 7.19% to net profit in 2024 [16] Group 2: Debt and Credit Management - As of March 31, 2025, the company reversed credit impairment losses amounting to CNY 15,387,898.23 [2] - The asset-liability ratio increased to 57%, with a current ratio of 42% for contract liabilities [9] - The company has established a classified management system for receivables to ensure timely collection [2] Group 3: Stock and Shareholder Engagement - The company repurchased 2,132,100 shares for a total amount of CNY 39,750,142, completing one-third of the buyback plan within five months [3] - The buyback plan has a total budget between CNY 50 million and CNY 70 million, with a completion deadline of 12 months from the approval date [8] - The company aims to enhance shareholder returns through share buybacks and dividends, while also improving investor communication [4] Group 4: Business Strategy and Market Position - The company focuses on clean technology, with a business layout of "three main and three auxiliary" services, including medical projects and laboratory solutions [10] - The company has secured a contract worth approximately CNY 41 million for an electronic cleanroom project, marking a breakthrough in this sector [14] - The company holds a backlog of contracts totaling CNY 2.753 billion as of April 2025 [22] Group 5: Future Outlook and Challenges - The company is positioned to benefit from favorable government policies and a growing market for clean technology services [17] - The management acknowledges the need to improve profitability and is implementing measures to control costs and enhance cash flow [18] - The company is exploring strategic partnerships and potential equity financing to optimize its capital structure [9]

Group 1 - Feilong Co., Ltd. received a project designation notification letter from a well-known domestic automobile brand, becoming a supplier for a water-side thermal management module, with expected sales revenue during the lifecycle meeting disclosure standards [1] - Hanchuan Intelligent's controlling shareholder received a warning letter from Jiangsu Securities Regulatory Bureau for failing to timely disclose a share pledge contract, which may affect the company's control and stock price [2] - Vanke A completed the redemption of the "20 Vanke 04" corporate bonds, with a redemption amount of 1.5 billion yuan and interest payment of 51.75 million yuan [3][4] Group 2 - China Shenhua reported a 4% year-on-year decline in coal sales volume for April, totaling 35.6 million tons, and a 3.9% decrease in commodity coal production [5] - Shaanxi Black Cat plans to increase capital by 600 million yuan for its wholly-owned subsidiary Xinjiang Black Cat Coal Industry to enhance its capital strength [6][7] - China National Aviation reported an 8.6% year-on-year increase in passenger turnover for April, with a 5.3% increase in passenger capacity [8][9] Group 3 - Huabei Pharmaceutical's subsidiary received approval for clinical trials of a recombinant tetanus vaccine, which is a new generation vaccine with better safety and immunogenicity [10] - China Chemical's subsidiary received a lawsuit notice related to a securities false statement liability dispute [11] - China Metallurgical Group reported a 24.9% year-on-year decline in new contract value for January to April, totaling 308.4 billion yuan [13] Group 4 - Zhongmei Energy reported a 5.8% year-on-year decline in commodity coal sales for April, totaling 21.1 million tons [14] - Huangma Technology announced a plan to reduce holdings of up to 6.26 million shares due to personal funding needs [15] - Aiyingshi proposed a cash dividend of 2.53 yuan per 10 shares for the fiscal year 2024 [16] Group 5 - Shengyi Technology's executives plan to reduce their holdings by a total of 1.49 million shares [17] - CanSino's inhaled tuberculosis vaccine received clinical trial approval in Indonesia [18] - Beidouxingtong completed the acquisition of 51% of Shenzhen Tianli Automotive Electronics Technology Co., Ltd. [19] Group 6 - Spring Airlines reported a 12.29% year-on-year increase in available capacity for April, with a total of 4.73 billion ton-kilometers [20] - Dongya Pharmaceutical's raw material drug received registration certification in South Korea [21] - Shandong Steel plans to establish a sales subsidiary with a registered capital of 20 million yuan [22] Group 7 - Caida Securities appointed Hu Hengsong as the executive vice president [23] - Aibulu's vice president resigned due to personal career planning [24] - *ST Jinguang's stock price surged amid a warning of delisting risk [25] Group 8 - Yunnan Energy Investment plans to implement a 600,000 tons/year salt production energy-saving and carbon reduction project with a total investment of 448 million yuan [27] - Hanyu Group's executives plan to reduce their holdings due to personal funding needs [28] - Jiangsu Boyun's shareholders plan to reduce their holdings by up to 971,300 shares [29] Group 9 - Hainan Airport signed a cooperation agreement with Harbin Institute of Technology (Shenzhen) to establish a joint laboratory [32] - Xiamen Tungsten New Energy plans to acquire 47% of Ganzhou Haopeng Technology Co., Ltd. [33] - Dongfang Materials announced a change in controlling shareholder due to judicial auction of shares [34] Group 10 - Jingyuan Environmental Protection's executives plan to reduce their holdings by a total of 1.176% of the company's shares [35] - China Pacific Insurance reported a 10.4% year-on-year increase in original insurance premium income for the first four months [36] - ST United is planning a major asset restructuring and has suspended trading [37] Group 11 - *ST Suwu's chairman received a notice of investigation for suspected information disclosure violations [39] - Huagong Technology's subsidiary plans to establish a joint venture [40] - Qibin Group terminated the purchase of 28.78% equity in its subsidiary [41] Group 12 - Huakang Clean signed a construction contract worth 143 million yuan with Dengfeng City General Hospital [42] - Kanghong Pharmaceutical received approval for clinical trials of a drug for postpartum depression [43] - Shengjing Micro plans to repurchase shares worth between 30 million and 50 million yuan [44] Group 13 - Shenghe Resources' subsidiary plans to acquire 100% of Peak Rare Earths Limited for 158 million Australian dollars [45] - Sinopec's controlling shareholder increased its stake by 302 million H-shares, amounting to HKD 1.232 billion [46] - Mingyang Circuit plans to repurchase shares worth between 15 million and 25 million yuan [47] Group 14 - China Oil Engineering's subsidiary won a project in Iraq worth approximately 11.538 billion yuan [48] - Chaojie Co., Ltd. announced the termination of a share transfer agreement [49]

Important Announcements - Sinopec's controlling shareholder has increased its stake by 302 million H-shares, accounting for 0.25% of the total issued shares, with an investment of HKD 1.232 billion [4] - Shenghe Resources plans to acquire Peak Rare Earths Limited for AUD 158 million (approximately RMB 74.26 million), focusing on the Ngualla rare earth project in Tanzania [5] - Qibin Group has terminated the acquisition of 28.78% equity in its subsidiary Qibin Solar Energy due to changes in market conditions and transaction cycles [8] - Baofeng Energy intends to repurchase shares worth between RMB 1 billion and 2 billion, with a repurchase price not exceeding RMB 22.8 per share [9] - Hongjing Technology has signed a service contract for a smart computing project worth RMB 563 million [13] Shareholder Actions - Huate Gas shareholders plan to reduce their holdings by up to 2% of the company's shares, totaling no more than 2.4 million shares [6] - Haizheng Materials' shareholder, Sinopec Group Capital, intends to reduce its stake by up to 1% of the total shares, approximately 202,680 shares [2] - New Times plans for its directors and deputy general manager to collectively reduce their holdings by up to 0.3% of the company's shares [10] - Jingquan Hua's actual controller and board members plan to reduce their holdings by up to 1.67% of the company's shares [11] Project Developments - China National Petroleum Engineering's subsidiary has won a contract for an overseas project worth RMB 11.538 billion, involving the construction of a gas processing facility in Iraq [3] - Hainan Haicong New Materials is set to establish a new company with a registered capital of RMB 25 million to develop an aluminum alloy door and window project with an investment of RMB 55 million [17] - Huakang Clean has signed a construction contract worth RMB 143 million for a hospital project [18]

武汉华康世纪洁净科技股份有限公司 关于收到中标通知书及签订合同的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 特别提示： 合同双方均具有履约能力，合同已对各方权利和义务、违约责任与赔偿、争 议的解决方式等作出了明确规定，合同的履行仍存在因市场环境、宏观经济、合 同双方履约能力以及其他不可抗力因素发生重大变化而无法正常履行的风险。敬 请广大投资者注意投资风险。 武汉华康世纪洁净科技股份有限公司（以下简称"公司"）于 2025 年 2 月 7 日在创业板信息披露网站巨潮资讯网（www.cninfo.com.cn）上披露了《关于 项目预中标的提示性公告》（公告编号：2025-007）。近日，公司收到《中标通 知书》，并与登封市人民医院(登封市总医院)签署了《登封市总医院暨公卫应急 救治中心建设项目-净化、气体工程施工施工合同》，现将相关内容公告如下： 一、合同对方基本情况 （一）基本情况 证券代码：301235 证券简称：华康洁净 公告编号：2025-057 转债代码：123251 转债简称：华医转债 服务中心。 （二）关联关系 本公司、控股股东及实际控制人 ...

国联民生证券承销保荐有限公司 关于武汉华康世纪洁净科技股份有限公司 2024年度持续督导培训情况报告 五、培训内容 本次培训围绕《新公司法修订要点及实务指引》《关于上市公司募集资金使用 的违规案例分析》等内容对培训对象进行了培训，进一步强化了培训对象对相关内 容的理解与掌握，有助于提高相关人员促进上市公司高质量发展的意识和公司的规 范运作水平，达到了预期培训目标。 国联民生证券承销保荐有限公司（以下简称"国联民生"或"保荐机构"）作为武汉 华康世纪洁净科技股份有限公司（以下简称"华康洁净"或"公司"）2022年首次公开发 行股票并在创业板上市、2024年向不特定对象发行可转换公司债券之保荐机构，根 据《证券发行上市保荐业务管理办法》《深圳证券交易所上市公司自律监管指引第 13号-保荐业务》及《深圳证券交易所上市公司自律监管指引第2号——创业板上市 公司规范运作》等相关规定，对华康洁净进行了2024年度持续督导培训。现将培训 情况报告如下： 一、培训时间 2025年4月30日 二、培训地点 线上培训（腾讯会议） 三、接受培训人员 公司控股股东、实际控制人、部分董事、监事、高级管理人员和信息披露相关 人员等 四、 ...

本次会议的召开符合《中华人民共和国公司法》《中华人民共和国证券法》 《武汉华康世纪洁净科技股份有限公司章程》以及有关法律、法规的规定。 二、监事会会议审议情况 证券代码：301235 证券简称：华康洁净 公告编号：2025-054 转债代码：123251 转债简称：华医转债 武汉华康世纪洁净科技股份有限公司 本公司及监事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 一、监事会会议召开情况 武汉华康世纪洁净科技股份有限公司（以下简称"公司"）第二届监事会第二 十二次会议于 2025 年 5 月 9 日（星期五）在公司会议室以现场方式召开。会议通知 已于 2025 年 5 月 6 日以邮件、通讯方式通知到各位监事。本次会议由监事会主席彭 胡杨先生主持，应到监事 3 人，实到监事 3 人。董事会秘书彭沾先生列席了会议。 表决结果：同意 3 票；反对 0 票；弃权 0 票。 三、备查文件 公司第二届监事会第二十二次会议决议。 特此公告。 武汉华康世纪洁净科技股份有限公司 监事会 会议以记名投票表决的方式，一致通过了以下议案： （一）审议通过《关于使用募集资金置换预先投入募集资金 ...

| 证券代码：301235 | 证券简称：华康洁净 | 公告编号：2025-056 | | --- | --- | --- | | 转债代码：123251 | 转债简称：华医转债 | | 武汉华康世纪洁净科技股份有限公司 关于举行 2024 年度网上业绩说明会的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 武汉华康世纪洁净科技股份有限公司（以下简称"公司"）已于2025年4 月25日在巨潮资讯网（www.cninfo.com.cn）上披露了《2024年年度报告》及 《2024年年度报告摘要》。为便于广大投资者更加全面深入地了解公司经营业 绩、发展战略等情况，公司将于2025年5月15日（星期四）下午15:00-17:00在 同花顺路演平台举行公司2024年度网上业绩说明会，与投资者进行沟通和交流， 广泛听取投资者的意见和建议。 一、说明会召开的时间、地点和方式 会议召开时间：2025年5月15日（星期四）15:00-17:00 会议召开地点：同花顺路演平台（https://board.10jqka.com.cn/ir） 会议召开方式：网络互动方式 二、 ...