Group 1 - The agricultural comprehensive sector increased by 0.53% on September 15, with Dayu Irrigation leading the gains [1] - The Shanghai Composite Index closed at 3860.5, down 0.26%, while the Shenzhen Component Index closed at 13005.77, up 0.63% [1] - Dayu Irrigation's closing price was 5.18, with a gain of 1.17%, and a trading volume of 315,200 shares, amounting to 162 million yuan [1] Group 2 - The main funds in the agricultural comprehensive sector experienced a net outflow of 9.3037 million yuan, while retail investors saw a net inflow of 6.271 million yuan [1] - Dayu Irrigation had a net outflow of 11.3556 million yuan from main funds, but a net inflow of 659.92 thousand yuan from retail investors [1] - Huolong Co. had a net inflow of 2.0519 million yuan from main funds, while experiencing a net outflow of 172.38 thousand yuan from speculative funds [1]

Group 1 - The agricultural comprehensive sector experienced a decline of 0.36% on September 12, with Runong Water Saving leading the drop [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] - Key stocks in the agricultural sector showed varied performance, with Huilong Co. remaining flat at 5.65, Dayu Water Saving also unchanged at 5.15, and Runong Water Saving down 0.36% to 8.25 [1] Group 2 - The net outflow of main funds in the agricultural comprehensive sector was 9.4692 million yuan, while retail investors saw a net inflow of 6.7216 million yuan [1] - Specific fund flows indicated that Huilong Co. had a main fund net outflow of 4.6885 million yuan, while retail investors contributed a net inflow of 1.5327 million yuan [1] - Dayu Water Saving experienced a main fund net outflow of 4.7807 million yuan, with retail investors providing a net inflow of 5.1889 million yuan [1]

Group 1 - The company Dayu Water-saving announced a guarantee contract with GF Bank Tianjin Branch for a subsidiary, with a guarantee amount of 50 million yuan and a term of one year [2] - As of the announcement date, the total approved external guarantee amount for the company and its subsidiaries is 506.573 million yuan, while the total external guarantee amount is 305.276 million yuan, accounting for 148.80% of the company's audited net assets as of December 31, 2024 [2] - The actual external guarantee balance for the company and its subsidiaries is 179.48933 million yuan, which represents 87.49% of the company's audited net assets as of December 31, 2024 [2]

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 证券代码：300021 证券简称：大禹节水 公告编号：2025－141 大禹节水集团股份有限公司 关于对外担保进展公告 大禹节水集团股份有限公司（以下简称"公司"）分别于2025年04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，公司与广发银行股份有限公司天津分行（以下简称"广发银行天津分 行"）签订《最高额保证合同》，为子公司大禹节水（天津）有限公司（以下简 称"天津大禹"）在广发银行天津分行授信提供连带责任保证担保，担保金额 5,000 万元，担保期限 1 年。 | 单位：万元 ...

证券日报网讯大禹节水（300021）9月10日在互动平台回答投资者提问时表示，股东人数请关注公司披 露的定期报告。 ...

Group 1 - The agricultural comprehensive sector increased by 0.62% on September 10, with Dayu Irrigation leading the gains [1] - The Shanghai Composite Index closed at 3812.22, up 0.13%, while the Shenzhen Component Index closed at 12557.68, up 0.38% [1] - Dayu Irrigation's closing price was 5.15, with a rise of 1.58%, and a trading volume of 356,600 shares, amounting to a transaction value of 182 million yuan [1] Group 2 - The net inflow of main funds in the agricultural comprehensive sector was 15.56 million yuan, while retail funds experienced a net outflow of 9.05 million yuan [1] - Dayu Irrigation had a main fund net inflow of 13.48 million yuan, accounting for 7.39% of the total, while retail funds saw a net outflow of 8.70 million yuan, representing a -4.77% net outflow [1] - Huolong Co. had a main fund net inflow of 2.09 million yuan, with a net outflow of retail funds at -1.11% [1]

Core Viewpoint - Dayu Water-saving's participation in the equity transfer of Huai'an Design Institute is still in the preparatory stage, with plans to enhance its core capabilities in water conservancy design if successful in the bidding [1] Group 1: Company Strategy - The company has made sufficient preparations for the bidding process and will continue to follow up on developments [1] - Successful bidding will significantly enhance the company's core capabilities in water conservancy design, leading to improved qualifications, talent acquisition, and market layout [1] Group 2: Financial Implications - The bidding is expected to contribute positively to the company's asset and profit scale, optimize revenue structure, and improve profit quality [1] - This move represents an important milestone in the company's comprehensive layout along the water conservancy industry chain [1] Group 3: Industry Positioning - The successful acquisition will strengthen the company's overall strength in the water conservancy field, facilitating collaboration on major projects such as large irrigation areas, large water diversion, and large reservoirs [1]

Group 1 - The agricultural comprehensive sector increased by 0.63% on September 5, with Runong Water Saving leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] - Runong Water Saving's closing price was 8.45, with a rise of 2.67%, and a trading volume of 71,500 shares [1] Group 2 - The net inflow of main funds in the agricultural comprehensive sector was 2.17 million yuan, while retail investors experienced a net outflow of 4.64 million yuan [1] - The main net inflow for Huilong Co. was 1.69 million yuan, accounting for 3.13% of the total, while retail investors had a net outflow of 2.21 million yuan [1] - Dayu Water Saving saw a main net inflow of 478,400 yuan, with retail investors experiencing a net outflow of 2.44 million yuan [1]

Core Viewpoint - Dayu Water-saving is committed to technological research and development, promoting domestic substitution in core areas, and has successfully introduced advanced international drip irrigation technology to China, making it accessible for local farmers [2] Group 1: Technological Advancements - The company has pioneered the domestic substitution of expensive drip irrigation technology, transforming it into affordable products for Chinese farmers [2] - Dayu Water-saving's drip irrigation belt production technology and anti-blocking drip irrigation technology are at an international first-class level [2] - The company has developed smart metering and control products, successfully eliminating reliance on foreign counterparts, ensuring the security and confidentiality of agricultural water data [2] Group 2: Innovative Solutions - The newly developed acoustic rain-enhancement technology fills a gap in efficient and harmless artificial rain-making technology both domestically and internationally [2] - This innovation is expected to represent an important aspect of new productive forces in agriculture [2]

Group 1 - The agricultural sector index increased by 1.24% on September 4, with Runong Irrigation leading the gains [1] - The Shanghai Composite Index closed at 3765.88, down 1.25%, while the Shenzhen Component Index closed at 12118.7, down 2.83% [1] - Key stocks in the agricultural sector showed the following performance: Runong Irrigation at 8.23 with a rise of 1.48%, Huilong Co. at 5.58 with a rise of 1.27%, and Dayu Irrigation at 5.05 with a rise of 1.20% [1] Group 2 - The agricultural sector saw a net inflow of 11.39 million yuan from main funds, while retail funds experienced a net outflow of 1.12 million yuan [1] - Specific stock fund flows included: Dayu Irrigation with a main fund inflow of 7.52 million yuan and a retail fund outflow of 2.37 million yuan, and Huilong Co. with a main fund inflow of 3.86 million yuan and a retail fund inflow of 1.25 million yuan [1]