证券代码：300021 证券简称：大禹节水 公告编号：2025－172 大禹节水集团股份有限公司 关于对外担保进展公告 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》，为子公司甘肃大禹节水集团水利水电工程有限 责任公司（以下简称"水电公司"）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 9,000 万元，担保期限 1 年。 二、 被担保人基本情况 8、 经营范围：水利水电工程、市政公用工程、电力工程、园林绿化工 程的施工；节水灌溉材料、管材、管件、型材、板材、饮水用塑料管材的开发、 1 1、 被担保人名称：甘肃大禹节水集团水利水电工程有限责任公司 2、 注册地址：甘肃省酒泉市肃州区解放路 290 号 3、 统一社会信用代码：9162090079486562XJ 4、 注册资本：101,000 万元人民币 5、 成立日期：2006 年 11 月 24 日 6、 法定代表人：谢永生 7、 企业类型：有限责任公司(非自然人投资或控股的法人独资) 制造、销售、安装；水利信息化技术开发、转让、咨询服务；智能水务信息化及 自动化设备制造、集成及施工；污水处理、水 ...

从资金流向上来看，当日农业综合板块主力资金净流出1774.03万元，游资资金净流入771.03万元，散户 资金净流入1003.0万元。农业综合板块个股资金流向见下表： 证券之星消息，12月23日农业综合板块较上一交易日下跌0.92%，润农节水领跌。当日上证指数报收于 3919.98，上涨0.07%。深证成指报收于13368.99，上涨0.27%。农业综合板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 002556 | 辉隆股份 | 5.98 | -0.33% | 12.39万 | | 7415.36万 | | 300021 | 大禹节水 | 4.53 | -1.74% | 12.54万 | | 5702.77万 | | 920964 | 润农节水 | 6.90 | -2.82% | 5.11万 | | 3562.75万 | | 代码 | | | 名称 │主力净流入（元）│主力净占比│游资净流入（元）│游资净占比│散户净流入（元）│散户净占比 | | | | ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 920964 | 润农节水 | 7.10 | 2.16% | 5.12万 | 3609.83万 | | 300021 | 大禹节水 | 4.61 | 1.32% | 19.38万 | 8919.51万 | | 002556 | 辉隆股份 | 6.00 | 0.84% | 15.61万 | 9342.18万 | 证券之星消息，12月22日农业综合板块较上一交易日上涨1.04%，润农节水领涨。当日上证指数报收于 3917.36，上涨0.69%。深证成指报收于13332.73，上涨1.47%。农业综合板块个股涨跌见下表： 从资金流向上来看，当日农业综合板块主力资金净流出548.99万元，游资资金净流出728.86万元，散户 资金净流入1277.85万元。农业综合板块个股资金流向见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 ...

Group 1 - *ST Dongyi's restructuring plan has been approved by the court, marking the end of its restructuring process and entering the execution phase, which is expected to improve the company's financial structure and promote sustainable development [1] - Guankang Technology is planning to acquire at least 60% of Liaojing Electronics' shares, leading to a suspension of trading starting December 22, 2025, due to uncertainties surrounding the transaction [2] - Zhuoran Co. and its actual controller are under investigation for suspected violations of information disclosure laws, but the company's operations remain normal during this period [3] Group 2 - China Shenhua plans to issue A-shares and pay cash to acquire assets from its controlling shareholder, with a total transaction value of 133.598 billion yuan, which will significantly enhance its coal resource reserves and production capacity [5] - Bohai Chemical has decided to terminate its major asset restructuring plan due to a lack of agreement on key terms, with trading resuming on December 22, 2025 [6] - Jinshi Resources intends to acquire a 15.7147% stake in Noah Fluorine Chemical for approximately 256.94 million yuan, which will strengthen its position in the fluorine chemical sector [8] Group 3 - Qingdao Port plans to invest 9.097 billion yuan in the construction of a container terminal, with an expected internal rate of return of 8.15% [13] - Tianchuang Fashion is undergoing a potential change in control, leading to a suspension of its stock starting December 22, 2025, for a maximum of two trading days [12] - Deyu Water Conservancy has won a bid for a significant irrigation project in Guangxi, with a contract value of 1 billion yuan, which is expected to positively impact future earnings [15] Group 4 - The stock of Guizhou Bailin will be suspended for one day starting December 22, 2025, due to an administrative penalty notice, and will resume trading under the name "ST Bailin" [20] - *ST Weihai's stock will also be suspended for one day and will resume trading on December 23, 2025, with the removal of certain risk warnings [23] - Tianpu Co. has completed a public offering of shares, with a total of 33.52 million shares being offered at a price of 23.98 yuan per share [21]

Key Points - The core message of the news highlights significant corporate announcements, including investments, project contracts, share buybacks, and equity transfers across various companies in the industry. Group 1: Corporate Announcements - Zhuoran Co., Ltd. and its actual controller received a notice of case filing [1] - Huati Technology clarified that it is not involved in commercial aerospace-related businesses [1] Group 2: Project Investments - Qingdao Port plans to invest CNY 90.97 billion in the construction of the first phase of the Dongjiakou Container Terminal project [1] - Qingdao Port also intends to invest CNY 66.15 billion in the construction of the Dongjiakou General Terminal project [1] - Jinggong Technology's subsidiary plans to invest in the construction of an intelligent manufacturing base for advanced composite materials [1] Group 3: Contract Awards - Shandong Road and Bridge's subsidiary is expected to win a construction project for the Weifang to Yiyuan Expressway with a bid price of CNY 3.4 billion [1] - Tianjin Port won a procurement project for gantry cranes worth CNY 89.7655 million [1] - Tianjin Port also secured a procurement project for door machines valued at CNY 185 million [1] - Dayu Water-saving is part of a consortium that is expected to win a drainage remediation project in Hainan Province [1] Group 4: Equity Transfers - Sanyuan Co., Ltd. plans to transfer 10% of Sanyuan Dehong's equity to Nanjiao Farm for CNY 26.8515 million [1] - Huayuan Holdings' subsidiary intends to acquire 51% of Warm Core Technology [1] - Qiyiyi plans to acquire 52.4596% of Fangzhou Technology and provide additional capital [1] Group 5: Share Buybacks - Baiao Chemical has repurchased a total of 11.3876 million shares of the company [2] Group 6: Shareholding Changes - Sanwei Communication's chairman and general manager Li Yuelun plans to reduce his holdings by up to 1.4906% [3] - Aikedi's Hong Kong Lingtuo intends to reduce its holdings by up to 2.9882% [3] Group 7: Other Financial Activities - Chongqing Steel plans to raise no more than CNY 1 billion through a private placement to Huabao Investment [3] - Bolivi plans to raise no more than CNY 650 million through a private placement [3] - Jinggu Co., Ltd. received a notification for the Avatar low-carbon wheel project [3]

Key Points - Zoran Co., Ltd. and its actual controller received a notice of case filing [1] - Huati Technology clarified that it is not involved in commercial aerospace-related businesses [1] Investment Projects - Qingdao Port plans to invest CNY 9.097 billion in the construction of the first phase of the Dongjiakou Container Terminal [1] - Qingdao Port also plans to invest CNY 6.615 billion in the construction of the Dongjiakou General Terminal [1] - Jinggong Technology's subsidiary plans to invest in the construction of an intelligent manufacturing base for advanced composite materials [1] Contract Awards - Shandong Road and Bridge's subsidiary is expected to win a construction project for the Weifang to Yiyuan Expressway with a bid price of CNY 3.4 billion [1] - Tianjin Port won a procurement project for gantry cranes worth CNY 89.7655 million [1] - Tianjin Port also won a procurement project for door machines worth CNY 185 million [1] - Dayu Water-saving is expected to win a drainage remediation project in Hainan Province's Qionghai East Sea Village [1] Equity Transfers - Sanyuan Co., Ltd. plans to transfer 10% of Sanyuan Dehong's equity to Nanjiao Farm for CNY 26.8515 million [1] - Huayuan Holdings' subsidiary plans to acquire 51% of Warm Core Technology [1] - Qiyiyi plans to acquire 52.4596% of Fangzhou Technology and provide additional capital [1] Share Buybacks - Baiao Chemical has repurchased a total of 11.3876 million shares [2] Shareholding Changes - Sanwei Communication's chairman and general manager Li Yuelun plans to reduce his holdings by up to 1.4906% [2] - Aikedi's Hong Kong Lintuo plans to reduce its holdings by up to 2.9882% [2] Other Financial Activities - Chongqing Steel plans to raise no more than CNY 1 billion through a private placement to Huabao Investment [2] - Bolivi plans to raise no more than CNY 650 million through a private placement [2] - Jingu Co., Ltd. received a notification for the Avatar low-carbon wheel project [2]

登录新浪财经APP 搜索【信披】查看更多考评等级 | | | 12月19日重要公告摘要 | | --- | --- | --- | | 类型 | 公司 | 主要内容 | | 今日聚焦 | 盛新锂能 贵州百灵 | 中创新航2026年至2030年期间向公司采购20万吨锂盐产品 | | | | 因2019年至2021年及2023年年报存在虚假记载被实施其他风险警示 | | | | 股票简称将变更为"ST百灵" | | | 福能东方 | 因年度报告财务指标存在虚假记载 股票将被实施其他风险警示证券 | | | | 简称变更为"ST福能" | | | 渤海化学 | 终止筹划重大资产重组事项 股票复牌 | | 投资8签约 | 创耀科技 | 拟参股旋极星源 后者专注卫星导航等领域 | | 股权变动 | 淳中科技 | 公司与实控人拟分别以3000万元和4000万元受让星河动力92.76万股 、123.68万股 | | 增减持&回购 | 龙芯中科 | 多名股东拟合计减持不超0. 89%股份 | | 经营&业绩 | 花渣清材 | CMP装备累计出机超800台 | | 融资&定增 | 重庆钢铁 | 拟定增募资不超过10亿元 | | ...

Group 1 - Sichuan Chengyu's wholly-owned subsidiary plans to acquire 85% equity of Hubei Jingyi Company for 2.409 billion yuan, enhancing the company's control over highway projects [1] - Huadian Technology signed contracts worth approximately 815 million yuan with Huadian Technology Group for a wind power hydrogen production project [2] - Dongfang Cable and its subsidiary won projects totaling approximately 3.125 billion yuan, accounting for 34.37% of the company's audited revenue for 2024 [3] Group 2 - Heng Rui Medicine received approval for clinical trials of SHR-2906 injection, a self-developed biopharmaceutical aimed at weight control and metabolic regulation [4] - Qingdao Port plans to invest approximately 15.7 billion yuan in two terminal projects [5] - Jingu Co. received a notification to supply low-carbon wheels for two export models to a major domestic car manufacturer, with production expected in 2026 [6] Group 3 - ST Xingguang won a procurement project worth approximately 22.955 million yuan, accounting for 11.96% of the company's revenue for 2024 [7] - Xinbo Co. plans to jointly invest in an alloy materials research institute with partners, focusing on high-performance materials for various industries [8] - Tianqi Lithium's third-phase lithium concentrate expansion project has been completed and is undergoing trial production, with a total capacity of 2.14 million tons per year [9] Group 4 - Changfei Fiber reported that new fiber optic products related to data centers represent a small proportion of total demand [10] - Dongfang Bio's subsidiaries obtained multiple medical device registration certificates, including various testing kits [11] - Xiugang Co. plans to use up to 500 million yuan of idle fundraising for cash management in safe, liquid investment products [12] Group 5 - Jifeng Co. received a project designation for passenger car seat assemblies from a European luxury brand, with a total lifecycle value of approximately 9.8 billion yuan [13] - CanSino initiated Phase I clinical trials for a combined vaccine, completing the first subject enrollment [14] - Dayu Water-saving's subsidiary pre-won a drainage project worth 140 million yuan and another project worth 1 billion yuan [15] Group 6 - Yutong Pharmaceutical's subsidiary received clinical trial approval for YKYY032 injection for treating hyperlipoproteinemia [17] - Diweier announced the departure of a core technical personnel, impacting its technical leadership [18] - Weilang Co.'s controlling shareholder received regulatory measures from the Shandong Securities Regulatory Bureau for failing to fulfill a commitment [19] Group 7 - Xiehe Electronics invested 5 million yuan in a private equity fund focusing on hard technology sectors [20] - Phoenix Optical received a government subsidy of 4.7053 million yuan, representing 35% of its projected net profit for 2024 [21] - China State Construction reported a 0.9% year-on-year increase in new contracts signed in the first 11 months of 2025, totaling 4.0408 trillion yuan [22] Group 8 - Nanguang Energy's pumped storage power station units 1 and 2 have entered trial operation, with units 3 and 4 expected to follow by year-end [23] - Jindalai plans to invest 280 million yuan to acquire a 34% stake in Yunnan Jici Medical Technology [24] - Geer Software terminated its planned acquisition of a majority stake in Weipin Zhiyuan due to failure to reach agreement on key terms [25] Group 9 - Ningbo Fubang completed the absorption merger of its wholly-owned subsidiary, inheriting all assets and liabilities [26] - Zhongyuan Neipei signed a strategic cooperation framework agreement with Ningbo Puzhi Company for humanoid robot-related business [28] - Gongyuan Co. announced a business integration and relocation of its production lines in the East China region [29] Group 10 - Chlor-alkali Chemical's subsidiary plans to invest 2.975 billion yuan in a comprehensive utilization project for waste salt [30] - Kain Technology announced the departure of a core technical personnel, impacting its research capabilities [31] - ST Renfu received approval for clinical trials of a new drug for idiopathic pulmonary fibrosis [32] Group 11 - Sanbo Brain Science's established brain science fund has completed registration with the Asset Management Association of China [33] - Tongyou Technology plans to apply for a 70 million yuan credit line from Beijing Bank, using its property as collateral [34] - Bai Ao Intelligent signed a significant equipment sales contract worth approximately 27.5021 million yuan [35] Group 12 - ST Xinyan received all restructuring investment funds totaling 2.239 billion yuan, entering the execution phase of its restructuring plan [36] - Dalu Real Estate's subsidiary decided to terminate a planned acquisition of a 60% stake in Beijing Chengzhu Real Estate [38] - Huiyu Pharmaceutical's products received marketing approval in Italy and Norway [39]

Core Insights - The "2025 China Engineering Pipeline and Pipe Material Comprehensive Strength Supplier Top 100" list has been released, showcasing the top suppliers in the engineering pipeline and pipe material industry across China [1] - The list evaluates suppliers based on multiple criteria including production scale, technological research and development capabilities, product quality, market share, brand influence, financial status, after-sales service, and social responsibility [1] - The publication aims to provide a clear map of the industry's strength, support collaboration within the supply chain, assist investment institutions, and guide industry policy formulation [1] Supplier Evaluation - The top 100 suppliers represent the backbone of China's engineering pipeline and pipe material industry, indicating the mainstream direction and overall level of industry development [1] - The suppliers are distributed nationwide and offer a diverse range of products to meet various engineering needs [1] Industry Goals - The initiative encourages all companies to benchmark against advanced peers and strive for progress, contributing to China's transition from a major manufacturing country to a strong manufacturing nation [1]

大禹节水（300021）(300021.SZ)公告，公司子公司甘肃大禹节水集团水利水电工程有限责任公司(简 称"水电公司")(联合体牵头人)与中建一局水利水电建设有限公司、中交水运规划设计院有限公司组成的 联合体预中标海南省琼海市博鳌东海村养殖区排水整治项目EPC(设计、施工总承包)。根据联合体协议 约定，水电公司承担本项目工程施工、设备材料采购及安装等相关后续服务的40%。项目预中标金额 1.4亿元。 ...