证券代码：603759 证券简称：海天股份 公告编号：2025-072 海天水务集团股份公司 关于为子公司/孙公司提供担保的进展公告 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： 一、担保情况概述 公司于 2024 年 12 月 19 日召开第四届董事会第二十一次会议，2025 年 1 月 13 日召开 2025 年第一次临时股东大会审议通过了《关于公司为子公司申请授信 提供担保及子公司间相互担保额度预计的议案》，同意 2025 年公司为子公司（含 授权期限内新设立或新增收购的子公司）提供额度不超过 231,000 万元的融资担 保。 1 具体内容详见公司 2024 年 12 月 21 日对外披露的《关于公司为子公司申请 授信提供担保及子公司间相互担保额度预计的公告》（公告编号：2024-089）、 2025 年 1 月 14 日对外披露的《2025 年第一次临时股东大会决议公告》（公告编 号：2025-004）。 为满足经营发展需要，进一步拓宽融资渠道，（1）公司与交通银行股份有 限公司成都新都支行（以下简 ...

Summary of Key Points Core Viewpoint - The cooperation agreement between Haitan Water Group and Sichuan University aims to enhance innovation and development in water treatment, solid waste resource utilization, hydrogen energy, energy storage, and photovoltaic industries, aligning with the dual carbon development goals [1][2]. Group 1: Agreement Details - The agreement was signed on June 23, 2025, at the company's headquarters, and does not constitute a related party transaction or a major asset restructuring [2]. - The cooperation is based on principles of mutual benefit, resource sharing, and joint development, establishing an innovation cooperation mechanism [2][3]. - A joint innovation research center will be established to deepen technological cooperation, focusing on new product development, engineering project support, and technology training [3][4]. Group 2: Financial Aspects - The company will pay Sichuan University a one-time operational fund of 500,000 yuan within one month of signing the agreement, with subsequent annual payments of 500,000 yuan for the next four years based on specific project agreements [4][5]. - The financial contributions will be determined on a project-by-project basis, with funds allocated after project approval [4]. Group 3: Intellectual Property and Responsibilities - Intellectual property rights for jointly developed technologies will be shared equally unless otherwise specified in separate contracts [4][5]. - Both parties have outlined responsibilities and liabilities, including provisions for breach of contract and confidentiality [5]. Group 4: Impact on Company Performance - The agreement is not expected to have a significant impact on the company's current financial status or operating performance, with future effects dependent on the progress of specific projects [5].

Group 1 - The core viewpoint of the news is that Haitan Co., Ltd. has signed a cooperation agreement with Sichuan University to establish an innovation research center focusing on water treatment, solid waste resource utilization, hydrogen energy, energy storage, and photovoltaic industries, with an investment of 50 million yuan [1][3] - The cooperation aims to deepen technological collaboration systematically, with the research center focusing on new product and technology development, engineering project technical support, technology development planning, and research project applications [1][2] - The research center will have a construction period of five years, with an annual funding of approximately 10 million yuan allocated for project research and operational expenses [1][3] Group 2 - The agreement stipulates that any violation regarding intellectual property rights will allow the non-breaching party to demand cessation of the breach and claim all profits obtained from the breach [2] - Sichuan University is a key national university with 37 colleges covering 13 disciplines and has numerous national-level research bases, including major scientific infrastructure and key laboratories [2] - Haitan Co., Ltd. has core businesses in water supply and sewage treatment, and recently completed the acquisition of significant photovoltaic assets, which aligns with its strategy to expand business layout and enhance operational capabilities [3]

证券代码：603759 证券简称：海天股份 公告编号：2025-071 海天水务集团股份公司 关于签署校企合作协议的公告 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： 一、本协议签订的基本情况 （一）交易对方的基本情况 名称：四川大学 地址：四川省成都市武侯区一环路南一段 24 号 简介：四川大学是教育部直属全国重点大学，是国家布局在中国西部的重点 建设的高水平研究型综合大学，是国家"双一流"建设高校（A 类）。现有 37 个学院（系），4 所附属医院，覆盖了文、理、工、医、交叉等 13 个学科门类。 现有教学科研岗教师 6682 人，中国科学院和中国工程院院士 11 人，四川大学杰 出教授 9 人，高端人才 800 余人。拥有国家重大科技基础设施、国家重点实验室 等国家级科研基地 22 个，碳中和集成攻关大平台等省部级科研基地 100 余个。 （二）关联关系说明：与公司不存在关联关系。 （三）协议签署的时间、地点、方式：2025 年 6 月 23 日在公司总部，双方 以书面的方式签署了本协议。 1 履约的重 ...

Core Viewpoint - The company reported strong financial performance for 2024, with significant growth in revenue and net profit, driven by increased wastewater treatment volume and new project revenues [1][2]. Financial Performance - In 2024, the company achieved operating revenue of 1.519 billion, representing a year-on-year growth of 18.95%, with a three-year compound annual growth rate (CAGR) of 13.10% [1]. - The net profit for the same period was 305 million, showing a year-on-year increase of 25.97%, with a three-year CAGR of 19.57% [1]. Future Growth Drivers - The company identified five key drivers for future performance: 1. Strengthening accounts receivable recovery to enhance profitability [2]. 2. Seizing opportunities from national policies to expand through mergers and new projects [2]. 3. Accelerating investment in six scenarios of pipeline drinking water business [2]. 4. Expanding the photovoltaic silver paste industry through team enhancement and product improvement [2]. 5. Accelerating international expansion [2]. Strategic Acquisitions - The company successfully completed the acquisition of photovoltaic assets, which is expected to enhance its business layout and operational sustainability [3]. - The photovoltaic silver paste market is projected to grow with a compound annual growth rate exceeding 10% over the next decade, indicating significant future demand [2][3]. Business Transformation - The company aims to transition from a public utility service provider to a city health solution provider, particularly in the drinking water sector, where the current market penetration is below 10% [3]. - The drinking water business has entered a phase of large-scale promotion, with ongoing efforts to optimize user experience and market penetration [3].

证券代码：603759 证券简称：海天股份 公告编号：2025-070 海天水务集团股份公司 关于召开 2024 年度业绩说明会的公告 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： 海天水务集团股份公司（以下简称"公司"）已于 2025 年 3 月 6 日发布公司 2024 年度报告，为便于广大投资者更全面深入地了解公司 2024 年度经营成果、 财务状况，公司计划于 2025 年 05 月 21 日（星期三）10:00-11:00 举行 2024 年度 业绩说明会，就投资者关心的问题进行交流。 一、本次说明会的类型 本次投资者说明会以网络互动的形式召开，公司将针对 2024 年度的经营成 果及财务指标的具体情况与投资者进行互动交流和沟通，在信息披露允许的范围 内就投资者普遍关注的问题进行回答。 二、说明会召开的时间、地点 （一）会议召开时间：2025 年 5 月 21 日（星期三）上午 10:00-11:00 1 会议召开时间：2025 年 5 月 21 日（星期三）10:00-11:00 会议召开地点：上 ...

变更前：四川上实生态环境有限责任公司 证券代码：603759 证券简称：海天股份 公告编号：2025-069 海天水务集团股份公司 关于全资子公司变更名称及经营范围 暨完成工商变更登记的公告 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。 因经营发展的需要，海天水务集团股份公司（以下简称"公司"）全资子公 司四川上实生态环境有限责任公司对其名称、经营范围进行变更，并取得了成都 高新技术产业开发区市场监督管理局换发的《营业执照》，现将有关情况公告如 下： 一、名称变更情况 本次全资子公司名称、经营范围变更是基于经营发展需要，反映子公司主营 业务及发展方向。本次变更事项不会导致公司主营业务发生重大变化，不会对公 司财务及经营状况产生重大影响。 四、备查文件 四川海天绿能生态环境有限公司《营业执照》 变更后：四川海天绿能生态环境有限公司 二、经营范围变更情况 变更前：许可项目：城市生活垃圾经营性服务(依法须经批准的项目，经相 关部门批准后方可开展经营活动，具体经营项目以相关部门批准文件或许可证件 为准)一般项目：固体废物治理；水污染 ...

Core Viewpoint - The Shanghai Stock Exchange's main board companies have shown resilience and stability in their performance, supported by a series of incremental policies, reflecting a robust economic structure in China [1] Group 1: Export Market Diversification - In 2024, companies on the Shanghai main board achieved overseas revenue of 6.09 trillion yuan, a year-on-year increase of 7%, with non-US exports accounting for over 80% [2] - Key export destinations include ASEAN, Africa, and countries involved in the Belt and Road Initiative, with significant growth in sales for companies like SANY Heavy Industry and SAIC Motor [2] - Major construction state-owned enterprises have actively expanded overseas, signing new orders worth 1.87 trillion yuan, a year-on-year increase of 15% [2] Group 2: High-Tech Product Exports - High-tech products such as high-end equipment, integrated circuits, smart home appliances, and electric vehicles have accelerated exports, leading to revenue growth in related industries [3] - Companies like Oriental Cable and Zhaoyi Innovation have made significant strides in international markets, with Zhaoyi Innovation achieving record high shipments [3] - The rise of new business models like cross-border e-commerce has boosted overseas sales for various sectors, including light manufacturing and retail [3] Group 3: Mergers and Acquisitions Activity - From 2024 to the first quarter of 2025, over 1,500 new M&A transactions were recorded on the Shanghai main board, with a total transaction value exceeding 1.4 trillion yuan [4] - Notable M&A cases include Guotai Junan's acquisition of Haitong Securities and China Shipbuilding's proposed merger with China CSSC, each exceeding 100 billion yuan [4] - The trend of private acquisitions and the purchase of quality non-profitable assets has emerged, indicating a shift in M&A strategies [4][5] Group 4: Quality Improvement and Efficiency - By 2024, 946 companies on the Shanghai main board disclosed "quality improvement and efficiency return" action plans, with nearly 60% participation [6] - Among the companies that disclosed plans, nearly 90% achieved profitability, and almost 50% reported performance growth [6] - The total cash dividend announced by 1,259 companies reached 1.77 trillion yuan, a year-on-year increase of 6%, with a dividend payout ratio of 39% [7] Group 5: ESG Reporting and Progress - In 2024, 1,068 companies on the Shanghai main board disclosed ESG reports, achieving a disclosure rate of approximately 63%, an increase of 6 percentage points year-on-year [9] - The number of companies included in the MSCI ESG rating increased, with 90 companies receiving upgrades in their ratings [9] - Companies have actively engaged in social responsibility initiatives, contributing to employment and environmental sustainability [10] Group 6: Index Investment Growth - In 2024, net inflows into ETFs on the Shanghai main board reached nearly 840 billion yuan, with significant participation from foreign capital [11] - The trading volume of ETFs ranked first in Asia, with a total trading amount of nearly 30 trillion yuan [11] - Foreign investment preferences are concentrated in sectors such as banking, food and beverage, and public utilities, indicating a strategic focus on stable industries [12] Group 7: Exit Mechanisms and Risk Mitigation - Since 2025, 19 companies on the Shanghai main board have faced various forms of delisting, with a significant portion resulting from financial issues [13] - The introduction of diverse exit channels, including voluntary delisting and asset restructuring, has become more prominent [13] - Companies have actively taken measures to improve operations and mitigate risks, with several successfully lifting delisting warnings [13]

海天水务集团股份公司 重大资产购买实施情况 之 法律意见书 二〇二五年四月 致：海天水务集团股份公司 北京金杜（成都）律师事务所 关于 北京金杜（成都）律师事务所（以下简称本所）接受海天水务集团股份公司 （以下简称海天股份）委托，担任海天股份拟通过新设立的全资子公司以支付现 金方式购买贺利氏光伏银浆事业部，贺利氏光伏银浆事业部资产包括贺利氏（中 国）投资有限公司（以下简称贺利氏中国）持有的贺利氏光伏（上海）有限公司 （以下简称贺利氏光伏）100%股权与贺利氏中国持有的对贺利氏光伏的债权、贺 利氏光伏科技（上海）有限公司（以下简称光伏科技）100%股权以及 Heraeus Materials Singapore Pte. Ltd.（以下简称 HMSL）持有的 Heraeus Photovoltaics Singapore Pte. Ltd.（以下简称 HPSL）100%股权（以下简称本次交易）的专项 法律顾问。就本次交易事宜，本所已出具《北京金杜（成都）律师事务所关于海 天水务集团股份公司重大资产购买之法律意见书》（以下简称《法律意见书》） 和《北京金杜（成都）律师事务所关于海天水务集团股份公司重大资产购买之补 ...

光大证券股份有限公司 关于 海天水务集团股份公司 重大资产购买实施情况报告书 之 独立财务顾问核查意见 二〇二五年四月 1 声明 光大证券股份有限公司接受海天水务集团股份公司委托，担任本次海天水务 集团股份公司重大资产购买之独立财务顾问，并出具本独立财务顾问核查意见。 2、本独立财务顾问核查意见是在假设本次交易各方当事人均全面和及时履 行本次交易相关协议和声明或承诺的基础上出具。 3、本独立财务顾问核查意见不构成对上市公司的任何投资建议或意见，对 投资者根据本独立财务顾问核查意见作出的任何投资决策可能产生的风险，本独 立财务顾问不承担任何责任。 4、本独立财务顾问未委托或授权其他任何机构和个人提供未在本独立财务 顾问核查意见中列载的信息，以作为本独立财务顾问核查意见的补充和修改，或 者对本独立财务顾问核查意见作出任何解释或说明。 5、本独立财务顾问特别提请广大投资者认真阅读就本次交易事项披露的相 关决议、公告和文件全文。 2 释义 在本核查意见中，除非另有说明，下列简称具有如下含义： | 海天股份、上市公司、 | 指 | 海天水务集团股份公司 | | --- | --- | --- | | 公司 | | | ...