Market Overview - The agricultural sector index declined by 0.35% on October 31, with Hui Long Co., Ltd. leading the losses [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Individual Stock Performance - Dayu Irrigation (300021) closed at 4.74, up 1.50% with a trading volume of 222,600 shares [1] - Runong Irrigation (920964) closed at 7.66, up 0.39% with a trading volume of 31,500 shares [1] - Hui Long Co., Ltd. (002556) closed at 5.77, down 1.70% with a trading volume of 195,100 shares [1] Capital Flow Analysis - The agricultural sector experienced a net outflow of 6.73 million yuan from institutional investors and 4.51 million yuan from retail investors, while there was a net inflow of 11.24 million yuan from individual investors [1] - Dayu Irrigation saw a net inflow of 10.49 million yuan from institutional investors, while Hui Long Co., Ltd. experienced a net outflow of 17.22 million yuan [1]

证券代码：300021 证券简称：大禹节水 公告编号：2025－155 大禹节水集团股份有限公司 关于授权参与竞拍有关股权资产转让事项的进展公告 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。 6、本次交易不构成关联交易，不构成《上市公司重大资产重组管理办法》 规定的重大资产重组，本次收购资金来源均为公司自有或自筹资金，不会对公司 正常现金流量造成重大不利影响。 二、交易进展情况 公司此前向北京产权交易所提交了《产权受让申请书》，2025 年 10 月 30 日，公司收到北京产权交易所出具的《受让资格确认通知书》，确认公司成为本 次股权公开转让的受让方。2025 年 10 月 30 日，公司与转让方北控水务发展正 式签署《产权交易合同》，成交价为 31,080 万元。 三、协议签署的主要内容 一、交易概述 1、2025 年 6 月 4 日，北控水务发展有限公司（以下简称"北控水务发展"） 通过北京产权交易所以公开披露方式（预披露）出售其持有淮安市水利勘测设计 研究院有限公司（以下简称"淮安设计院"或"标的公司"）70%的股权。 2、大禹节水集团股份有限公司（以 ...

大禹节水集团股份有限公司 证券代码：300021 证券简称：大禹节水 公告编号：2025－154 关于对外担保进展公告 本公司及其董事会全体成员保证信息披露的内容真实、准确和完整，没有 虚假记载、误导性陈述或重大遗漏。 一、 担保情况概述 大禹节水集团股份有限公司（以下简称"公司"）分别于2025年4月21日、 2025年05月13日召开了第六届董事会第三十八次会议和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》，同意公司在2025年度 为下属公司的融资提供担保额度总计不超过人民币32.70亿元，担保方式包括但 不限于保证、质押、抵押；担保期限以实际签署的担保协议为准。公司可以根据 实际情况，在上述额度范围内，在符合要求的担保对象之间进行担保额度的调剂。 担保额度的调剂不跨越资产负债率超过70%的标准进行调剂。 近日，公司与北京农村商业银行股份有限公司丰台支行（以下简称"北京农 村商业银行丰台支行"）签订《最高额保证合同》，为子公司北京慧图科技（集 团）股份有限公司（以下简称"慧图科技"）在北京农村商业银行丰台支行授信 提供连带责任保证担保，担保金额 2,900 万元，担保 ...

Group 1 - The agricultural sector index increased by 0.05% on October 30, with HuiLong Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] - HuiLong Co., Ltd. closed at 5.87 with a gain of 1.03%, while DaYu Irrigation and RunNong Irrigation saw declines of 1.27% and 3.05% respectively [1] Group 2 - The agricultural sector experienced a net outflow of 23.23 million yuan from institutional investors, while retail investors saw a net inflow of 20.12 million yuan [1] - DaYu Irrigation had a net outflow of 3.24 million yuan from institutional investors, while HuiLong Co., Ltd. had a significant net outflow of 19.99 million yuan [1] - Retail investors contributed positively to HuiLong Co., Ltd. with a net inflow of 20.01 million yuan, indicating strong retail interest despite institutional outflows [1]

Market Overview - The agricultural sector declined by 1.27% on October 28, with Dayu Irrigation leading the losses [1] - The Shanghai Composite Index closed at 3988.22, down 0.22%, while the Shenzhen Component Index closed at 13430.1, down 0.44% [1] Individual Stock Performance - Huilong Co. (002556) closed at 5.77, down 0.35% with a trading volume of 103,300 shares and a transaction value of 59.5653 million yuan [1] - Runong Irrigation (920964) closed at 7.69, down 0.77% with a trading volume of 25,600 shares and a transaction value of 19.8375 million yuan [1] - Dayu Irrigation (300021) closed at 4.77, down 2.45% with a trading volume of 342,500 shares and a transaction value of 164 million yuan [1] Capital Flow Analysis - The agricultural sector experienced a net outflow of 46.3466 million yuan from institutional investors, while retail investors saw a net inflow of 17.6157 million yuan [1] - Huilong Co. had a net outflow of 13.8030 million yuan from institutional investors, with retail investors contributing a net inflow of 10.7717 million yuan [1] - Dayu Irrigation faced a net outflow of 32.5436 million yuan from institutional investors, with retail investors contributing a net inflow of 6.8440 million yuan [1]

Core Insights - Dayu Water-saving (300021.SZ) released its Q3 2025 report on October 28, 2025, indicating a total of 27.54 million A-shares held by four institutional investors, representing 2.69% of the company's total share capital [1] Institutional Holdings - The total institutional holding increased by 1.16 percentage points compared to the previous quarter [1] - The institutional investors include Dayu Water-saving Group's repurchase special securities account, Sichuan Development Securities Investment Fund Management Co., Ltd., China Institute of Water Resources and Hydropower Research, and UBS AG [1] Public Fund and Social Security Fund - Thirteen public funds were disclosed this period, including names like China Merchants CSI 2000 Index Enhanced A and Huashang Dual-Drive Preferred Mixed Fund [1] - One new social security fund was disclosed, namely the National Social Security Fund 103 Portfolio [1] Foreign Investment - One new foreign institutional investor was disclosed this quarter, which is UBS AG [1]

Core Viewpoint - Dayu Water-saving announced that as of the date of the announcement, the company and its controlling subsidiaries do not have any overdue external guarantees, nor are there any external guarantees involved in litigation or losses due to guarantee judgments [2] Group 1 - The company confirmed the absence of overdue external guarantees [2] - There are no external guarantees related to litigation [2] - The company does not face any losses from guarantee-related judgments [2]

Group 1 - The core point of the article is that Dayu Water-saving (SZ 300021) held a temporary board meeting on October 24, 2025, to review the proposal for the company's Q3 2025 report [1] - For the year 2024, Dayu Water-saving's revenue composition is entirely from the water-saving irrigation industry, accounting for 100.0% [1] - As of the report date, Dayu Water-saving has a market capitalization of 5 billion yuan [1]

Group 1 - The core viewpoint of the article highlights Dayu Water's financial performance in Q3 2025, showing a revenue increase but a significant decline in net profit and earnings per share [1] Group 2 - Dayu Water reported a revenue of approximately 2.067 billion yuan for the first three quarters of 2025, representing a year-on-year increase of 9.73% [1] - The net profit attributable to shareholders was about 11.08 million yuan, reflecting a year-on-year decrease of 62.92% [1] - Basic earnings per share were 0.0127 yuan, down 63.61% compared to the previous year [1] - As of the report date, Dayu Water's market capitalization stood at 5 billion yuan [2]

大禹节水集团股份有限公司（以下简称"公司"）于 2025 年 10 月 24 日召开 第七届董事会第八次（临时）会议，审议通过《关于公司〈2025 年第三季度报 告〉的议案》。 为使投资者全面了解公司的经营情况、财务状况等，公司《2025 年第三季 度报告》于 2025 年 10 月 28 日在中国证监会指定的创业板信息披露网站巨潮资 讯网(www.cninfo.com.cn)上披露，敬请投资者注意查阅。 特此公告。 大禹节水集团股份有限公司董事会 2025 年 10 月 28 日 证券代码：300021 证券简称：大禹节水 公告编号：2025－151 大禹节水集团股份有限公司 2025 年第三季度报告披露提示性公告 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。 ...