Core Viewpoint - The company, Haitan Co., Ltd., has filed a lawsuit against the Tianfu New Area Agricultural and Rural Bureau and the Tianfu New Area Management Committee due to a contract dispute regarding the termination of its sewage treatment project, seeking compensation of 275 million yuan [1][5]. Group 1: Company Background - Haitan Co., Ltd. was listed on the Shanghai Stock Exchange in March 2021 and is the first A-share listed company in the Tianfu New Area [2]. - The company primarily engages in water supply and sewage treatment, with 2024 revenue from sewage treatment at 923 million yuan and water supply at 387 million yuan [9]. Group 2: Contractual Dispute - The dispute arises from the termination of the concession rights for the sewage treatment project, which was awarded to Haitan Co. in 2011 and was supposed to last for 25 years [2][3]. - In December 2024, the Tianfu New Area Management Committee issued an administrative decision to terminate the concession contract and recover the rights, effective January 1, 2025 [3][4]. Group 3: Legal Proceedings - The lawsuit includes three requests: to confirm the illegality of the contract termination, to demand compensation of 275 million yuan, and to have the defendants bear the litigation costs [5]. - The company has indicated that the outcome of the lawsuit remains uncertain as the court proceedings have not yet commenced [8]. Group 4: Current Status of the Project - The termination of the concession rights has left the constructed sewage treatment plant abandoned, with reports indicating it has ceased operations since December 31, 2024 [6][7]. - The nearby Huayang Water Plant project is operational, contrasting with the abandoned state of Haitan's facility [7]. Group 5: Future Prospects - Haitan Co. has recently completed a restructuring to enter the photovoltaic conductive paste market, which is expected to have significant growth potential, with a projected compound annual growth rate of over 10% for solar installations over the next decade [9].

证券代码：603759 证券简称：海天股份 公告编号：2025-074 海天水务集团股份公司 关于子公司提起诉讼的公告 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： 因公司全资子公司天府海天与四川天府新区农业农村局（以下简称"天府新 区农业农村局"）、四川天府新区管理委员会（以下简称"天府新区管委会"）存 在特许经营权合同纠纷，为切实维护公司和全体股东的利益，天府海天向四川天 府新区人民法院提起诉讼，相关诉讼于近日获立案受理（案号：(2025)川 0192 行初 170 号）。截至本公告披露日，该案件尚未开庭审理。现将公司诉讼事项的 有关情况公告如下。 一、本次诉讼的基本情况 （一）各方当事人 1、原告：成都天府新区海天水务有限公司 1 案件所处的诉讼阶段：已立案 上市公司所处的当事人地位：海天水务集团股份公司（以下简称"公司""上市 公司"）的全资子公司成都天府新区海天水务有限公司（以下简称"天府海 天"）为原告。 涉案的金额：27,488 万元 对上市公司损益产生的影响：由于本次诉讼尚未开庭审理，最终的赔 ...

证券代码：603759 证券简称：海天股份 公告编号：2025-074 海天水务集团股份公司 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。 因公司全资子公司天府海天与四川天府新区农业农村局（以下简称"天府新 区农业农村局"）、四川天府新区管理委员会（以下简称"天府新区管委会"）存 在特许经营权合同纠纷，为切实维护公司和全体股东的利益，天府海天向四川天 府新区人民法院提起诉讼，相关诉讼于近日获立案受理（案号：(2025)川 0192 行初 170 号）。截至本公告披露日，该案件尚未开庭审理。现将公司诉讼事项的 有关情况公告如下。 一、本次诉讼的基本情况 （一）各方当事人 统一社会信用代码：91510100569687476U 地址：四川省成都市天府新区华阳广福 11 组 98 号 法定代表人：赵国彬 统一社会信用代码：11510110MB1259903T 地址：四川天府新区科学城北路东段 2024 号 1 号楼塔楼 14、15 层 负责人：周忠祥 统一社会信用代码：11510110069752876Q 地址：成都市天府大道南段 ...

Group 1 - The BC battery concept sector rose by 4.13%, leading the market with 40 stocks increasing, including Dongcai Technology, Junda Co., and Tongwei Co., which hit the daily limit [1] - Notable gainers in the BC battery sector included Laplace, Trina Solar, and Chipone, with increases of 9.12%, 8.10%, and 7.91% respectively [1] - The sector saw a net inflow of 2.09 billion yuan, with 32 stocks receiving net inflows, and 8 stocks exceeding 50 million yuan in net inflow, led by Tongwei Co. with 636 million yuan [1] Group 2 - The top three stocks by net inflow ratio were Tongwei Co. at 22.69%, Junda Co. at 21.00%, and Longi Green Energy at 14.34% [2] - The trading volume for Tongwei Co. was 635.72 million yuan, with a daily increase of 10.00% and a turnover rate of 3.22% [2] - Other significant stocks included Longi Green Energy with a 6.46% increase and a turnover rate of 2.94%, and Junda Co. with a 10.00% increase and a turnover rate of 10.25% [2][3] Group 3 - The BC battery concept sector's performance was contrasted with other sectors, such as the shipbuilding sector which fell by 0.45% and the biomass power generation sector which saw minimal change [1] - Stocks like Guangxin Materials and Haitan Co. experienced declines of 2.39% and 0.58% respectively, indicating some volatility within the market [1][4] - The overall market sentiment was positive for the BC battery sector, reflecting strong investor interest and capital inflows [1]

证券代码：603759 证券简称：海天股份 公告编号：2025-073 海天水务集团股份公司 关于子公司完成工商变更并换发营业执照的公告 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。 一、本次工商变更的基本情况 （一）全资子公司四川海天光伏材料有限公司 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 司四川海天光伏材料有限公司对其名称进行了变更，并取得了四川天府新区智慧 城市运行局换发的《营业执照》。 变更后的具体登记信息如下： | 项目 | 变更前 变更后 | | --- | --- | | 名称 | 四川海天光伏材料有限公司 四川海天新材料有限公司 | | 统一社会信用代码 | 91510100MAEBGR0X3C | | 公司类型 | 有限责任公司 | | 住所 | 中国(四川)自由贸易试验区天府新区兴隆街道湖畔路南段506 号 1 栋 1 层 4 号 | | 法定代表人 | 费俊杰 | | 注册资本 | 肆亿元整 | | 成立日期 | 2025 年 2 月 11 日 | | 经营范围 | 一般项目 ...

Core Viewpoint - The company has multiple patents for BC battery slurry technology and has achieved mass production of BC battery slurry, including main grid and fine grid, with stable shipments to mainstream BC battery manufacturers in the market [1] Company Summary - The company has developed several patents related to BC battery slurry technology [1] - Mass production of BC battery slurry has been realized, covering both main grid and fine grid [1] - The company is currently supplying stable shipments to major BC battery manufacturers in the market [1] Industry Summary - The BC battery slurry technology is becoming increasingly important in the battery manufacturing sector [1] - The company's advancements in this technology may position it favorably within the competitive landscape of battery production [1]

Summary of Key Points Core Viewpoint The company, Haitan Water Group Co., Ltd., has approved a financing guarantee for its subsidiaries, amounting to a total of 2.31 billion yuan, to support their operational needs and expand financing channels [1][2]. Group 1: Guarantee Overview - The company will provide a financing guarantee not exceeding 2.31 billion yuan for its subsidiaries, including newly established or acquired ones [1]. - The guarantees include a total of 40 million yuan for four subsidiaries from the Bank of Communications and 10 million yuan from Chengdu Rural Commercial Bank [2]. Group 2: Subsidiary Information - The subsidiaries involved in the guarantee include: - Jianyang Tuojiang Environmental Biochemical Co., Ltd. with a registered capital of 32 million yuan [3]. - Ziyang Haitan Water Co., Ltd. with a registered capital of 100 million yuan [4]. - Lezhi Haitan Water Co., Ltd. with a registered capital of 14.45 million yuan [4]. - Ziyang Wastewater Treatment Co., Ltd. with a registered capital of 50 million yuan [6]. Group 3: Financial Status - As of December 31, 2024, the total external guarantee amount is 2.2475386 billion yuan, which accounts for 81.93% of the company's latest audited net assets [10]. - The financial performance of the subsidiaries includes: - Jianyang Tuojiang reported a net profit of 10.75 million yuan [5]. - Ziyang Wastewater Treatment reported a net loss of 4.42 million yuan [6]. Group 4: Guarantee Agreement Details - The guarantees provided are joint liability guarantees for the subsidiaries' financing, covering principal, interest, penalties, and costs related to debt recovery [7][9]. - The guarantee period is set for three years from the debt maturity date [8][10]. Group 5: Board Approval - The board of directors approved the guarantee proposal during a meeting held on December 19, 2024, ensuring that the guarantees align with the company's overall development strategy [10].

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]