华泰联合证券有限责任公司 关于江苏联合水务科技股份有限公司全资子公司 对参股公司增资暨关联交易的核查意见 根据《证券发行上市保荐业务管理办法》《上海证券交易所股票上市规则》 等有关规定，作为江苏联合水务科技股份有限公司（以下简称"联合水务"或 "公司"）首次公开发行股票的持续督导保荐人，华泰联合证券有限责任公司（以 下简称"华泰联合证券"或"保荐人"）对联合水务全资子公司对参股公司增资 暨关联交易的事项进行了认真、审慎的核查，并发表本核查意见，具体情况如下： 一、本次增资情况暨关联交易概述 （一）本次增资情况 United earth4Earth Holding（以下简称"e4E 公司"）是江苏联合水务科技股 份有限公司通过香港全资子公司联合水务（国际投资）有限公司（以下简称"联 合水务国际投资"）投资的一家参股公司，主要从事碳减排、碳转化、碳捕捉、 碳封存技术研发和吸碳新材料的技术研发、生产及销售业务。2024 年，联合水 务国际投资以自有资金人民币 3,000 万元（折算为等价美元）现金认购 e4E 公司 新发行的 10,000 股 A 系列可转换优先股，取得 e4E 公司全部已发行 A 系列可转 换优先 ...

Core Points - The 2025 Crystal Ball Awards for listed companies were announced, attracting participation from over 100 companies, with awards in four categories: information disclosure, investor relations, shareholder returns, and ESG [1][2] - The awards also recognized individual achievements, with 17 chairpersons, 3 general managers, 4 CFOs, 40 secretaries, 18 representatives, and 7 IR professionals receiving accolades [3] Company Awards - **Information Disclosure Award**: Recognizes companies for their transparency and quality of information shared with investors [3] - **Investor Relations Award**: Acknowledges companies that excel in maintaining effective communication with their investors [3] - **Shareholder Returns Award**: Highlights companies that provide significant returns to their shareholders [3] - **ESG Award**: Focuses on companies that demonstrate strong environmental, social, and governance practices [3] Individual Awards - **Best Chairpersons**: A total of 17 chairpersons received recognition, including individuals from companies like Changzhai Shangs (专云污) and Yanjing Beer (耿超) [4] - **Best General Managers**: 3 general managers were awarded, with notable winners including Xu Yuexiang from Yanjing Beer [5] - **Best CFOs**: 4 CFOs were recognized for their contributions to financial management [5] - **Best Secretaries**: 40 secretaries were awarded for their roles in corporate governance and communication [5] - **Best Representatives**: 18 representatives received accolades for their effectiveness in investor relations [6] - **Best IR Professionals**: 7 IR professionals were recognized for their excellence in investor engagement [6]

Core Points - The company, Jiangsu United Water Technology Co., Ltd., will hold a half-year performance briefing on October 20, 2025, from 13:00 to 14:00 [2][6][7] - Investors can submit questions for the briefing from October 13 to October 17, 2025, via the Shanghai Stock Exchange Roadshow Center or through the company's email [2][8] - The briefing will be conducted in an interactive online format, allowing for real-time communication regarding the company's half-year operational results and financial indicators [3][5] Meeting Details - The meeting will take place on October 20, 2025, from 13:00 to 14:00 [6][7] - The location for the meeting is the Shanghai Stock Exchange Roadshow Center, accessible via the website [6][7] - Key participants include the Chairman and CEO, Yu Weijing, Independent Director, Jiang Qifa, and CFO, Chen Guoqing [4][5] Investor Participation - Investors can participate online through the Shanghai Stock Exchange Roadshow Center [5][6] - The company will address commonly asked questions during the briefing [3][8] - Contact information for inquiries includes the company's Securities Affairs Department via phone and email [8]

证券代码：603291 证券简称：联合水务 公告编号：2025-043 江苏联合水务科技股份有限公司 关于召开 2025 年半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： 会议召开时间：2025 年 10 月 20 日（星期一）13:00-14:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 10 月 13 日（星期一）至 10 月 17 日（星期五）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或通过公司邮箱 IR@united-water.com 进行提问。公司将在说明会上对投资者普遍关注的问题进 行回答。 江苏联合水务科技股份有限公司（以下简称"公司"）已于 2025 年 08 月 29 日发布公司 2025 年半年度报告，为便于广大投资者更全面深入地了解公司 2025 年半年度经营成果、财务 ...

Core Points - The company, United Water (603291), announced that it has not provided guarantees for its controlling shareholder, actual controller, or their affiliates [1] - There are no overdue external guarantees or external guarantees involved in litigation [1] Summary by Category Company Information - United Water has confirmed that it has not issued any guarantees for its controlling shareholder or related parties [1] - The company has no overdue external guarantees [1] - There are no external guarantees that are currently involved in any litigation [1]

证券代码：603291 证券简称：联合水务 公告编号：2025-042 江苏联合水务科技股份有限公司 关于 2025 年 9 月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： 江苏联合水务科技股份有限公司（以下简称"公司"）分别于 2025 年 4 月 23 日召开第二届董事会第十四次会议、于 2025 年 5 月 20 日召开 2024 年年度 股东大会，审议通过了《关于公司 2025 年度对外担保额度预计的议案》，公司 按月度汇总披露公司及下属子公司实际发生的担保进展情况。 二、累计对外担保数量及逾期担保的数量 对外担保逾期的累计数量：无 一、对外担保情况概述 （一）2025年度对外担保额度预计情况 为满足公司及下属子公司日常经营和业务发展的资金需要，提高决策效率， 统筹安排公司及下属子公司（含控股、全资子公司）的担保事项，公司于 2025 年 4 月 23 日召开第二届董事会第十四次会议、于 2025 年 5 月 20 日召开 2024 年年度股东大会，审议通过了《关于公司 2025 ...

Investment Rating - The report maintains a rating of "B" for the new materials sector, indicating a leading position in the market [2]. Core Insights - The new materials sector has experienced a decline, with the new materials index falling by 0.31%, underperforming compared to the ChiNext index which dropped by 2.67% [4]. - The report highlights the potential of Direct Air Capture (DAC) technology, which has been recognized by the Shanghai government as a key technology for 2025, suggesting significant market opportunities in domestic adsorption materials and equipment [7]. Market Performance - The new materials sector saw varied performance across sub-sectors: - Synthetic biology index decreased by 0.51% - Semiconductor materials fell by 4.74% - Electronic chemicals dropped by 1.54% - Biodegradable plastics increased slightly by 0.02% - Industrial gases decreased by 1.20% - Battery chemicals surged by 13.36% [4][19]. Price Tracking - Weekly price changes for key chemical products include: - Valine: 12,750 CNY/ton (-1.92%) - Arginine: 22,900 CNY/ton (-1.08%) - Tryptophan: 39,500 CNY/ton (-4.82%) - Methionine: 22,050 CNY/ton (-0.68%) - PLA (injection grade): 17,800 CNY/ton (unchanged) - PLA (blown film grade): 17,200 CNY/ton (unchanged) [5]. Investment Recommendations - The report suggests focusing on DAC technology and related materials and equipment, highlighting companies such as Blue Sky Technology, Jianlong Micro-Nano, and Xizhuang Co., among others, as potential investment opportunities [8].

Core Viewpoint - UW Holdings Limited, a major shareholder of Jiangsu United Water Technology Co., Ltd., plans to reduce its stake in the company by up to 3% due to financial considerations and the need for LP investment recovery [1][2]. Shareholder Information - As of the announcement date, UW Holdings Limited holds 32,796,889 shares, representing 7.75% of the total share capital of the company [1][2]. - The shares held by UW Holdings Limited were acquired prior to the company's IPO and have been freely tradable since March 27, 2024 [1][3]. Reduction Plan Details - UW Holdings Limited intends to reduce its holdings through centralized bidding and block trading, with a maximum reduction of 1% through centralized bidding and 2% through block trading, to be executed within three months after the announcement [1][2]. - The total number of shares planned for reduction is up to 12,696,618 shares, which is 3% of the total share capital [2][4]. Reasons for Reduction - The reduction is based on the company's financial considerations and the need for LP investment recovery [1][4]. Compliance and Commitments - UW Holdings Limited has committed to adhere to relevant regulations and has previously made commitments regarding the holding period and transfer of shares, ensuring compliance with the Company Law and Securities Law [4][5].

Summary of Key Points Core Viewpoint - On September 5, Guizhou Moutai disclosed its shareholding increase, while 24 listed companies announced shareholding reductions, indicating a mixed sentiment in the market regarding stock performance and investor confidence [1][2]. Group 1: Shareholding Increases - Guizhou Moutai's controlling shareholder, Moutai Group, received a commitment letter for a loan of up to 2.7 billion yuan from Agricultural Bank [2]. Group 2: Shareholding Reductions - A total of 24 companies reported shareholding reductions, including: - Aohai Technology: Shareholder plans to reduce holdings by up to 7 million shares [2]. - Ruihu Mould: Shareholder plans to reduce up to 3% of company shares [2]. - Guanghua Technology: Some executives plan to reduce a total of up to 477.81 thousand shares [2]. - Kaipu Detection: Vice President plans to reduce company shares [2]. - Liren Technology: Controlling shareholder plans to reduce up to 3% of shares [2]. - Tonghuashun: Controlling shareholder plans to reduce a total of up to 0.26% of shares [2]. - Kexin Innovation Source: One of the actual controllers plans to reduce up to 141.5 thousand shares [2]. - Other companies such as Feima International, Changjiang Materials, and others also reported various plans for share reductions [2].

Key Points - China Petroleum & Chemical Corporation (Sinopec) announced a cash dividend of RMB 0.088 per share, totaling RMB 10.662 billion [4] - Guokai Microelectronics is progressing with a share issuance and cash payment to acquire 94.366% of the equity in Zhongxin Integrated Circuit (Ningbo) Co., Ltd. [5][6] - Phoenix Shipping's Vice General Manager Zhao Qiuling resigned due to work adjustments, while Wang Guozheng was appointed as the new financial director [7] - Guokai Co., Ltd. changed its stock abbreviation to Guokai Electronics, effective September 11, 2025 [8] - Xinhua Pharmaceutical's Vice General Manager Zheng Zhonghui resigned for personal reasons, holding 397,600 shares [9] - Uni-President's controlling shareholder's equity structure change was completed, transferring shares from the Ministry of Finance to Central Huijin Investment [10] - ST New Power may face delisting risk due to a negative audit opinion on its internal controls [11] - Huachuang Yuxin announced that 1.87% of its shares held by Shanghai Shiran Industrial Co., Ltd. will be auctioned [12][13] - Zhengbang Technology's subsidiary was accepted for reorganization by the court due to financial difficulties [14] - China Shipbuilding Defense's General Manager Chen Liping resigned due to work changes [15] - ST Lingnan and its former controlling shareholder are under investigation for information disclosure violations [16] - Hikvision's chairman proposed a mid-term dividend of RMB 4 per 10 shares, amounting to RMB 3.666 billion [17] - Huada Jiutian's shareholder plans to transfer 2.64% of the company's shares [18] - Poly Developments reported a signing amount of RMB 18.015 billion in August, a year-on-year decrease of 18.54% [19] - Muyuan Foods reported a revenue of RMB 11.85 billion from selling 7.001 million pigs in August, a year-on-year decrease of 12.30% [20] - Dongrui Co., Ltd. reported a revenue of RMB 160 million from selling 94,800 pigs in August, a month-on-month decrease of 5.48% [21] - Ankai Bus reported a cumulative production increase of 68.06% year-on-year [22] - Kweichow Moutai's controlling shareholder received a loan commitment of up to RMB 2.7 billion for stock repurchase [23] - Chengda Pharmaceutical's major shareholder plans to reduce its stake by 7.27% [24][25] - Kangchen Pharmaceutical's controlling shareholder plans to reduce its stake by up to 3% [26] - Koweil plans to reduce its stake by up to 2.34% [27] - Funeng Technology's shareholders plan to reduce their stake by up to 2% [28] - United Water's shareholder plans to reduce its stake by 3% [29] - Huayin Power's shareholder plans to reduce its stake by 1% [30] - Tianji Co., Ltd. reported a reduction of 0.61% in its controlling shareholder's stake [31] - Tonghuashun's controlling shareholder plans to reduce its stake by up to 138,310 shares [32] - JA Solar has not yet started its share repurchase plan [33] - Beite Technology plans to raise no more than RMB 300 million through a private placement [34] - Aerospace Hongtu signed a strategic cooperation agreement with Pakistan worth RMB 2.9 billion, which is still in preliminary stages [35][36] - Guangqi Technology signed contracts for mass production of metamaterials worth RMB 1.278 billion [37]