安许良说："我们首次将智能止浆塞系统应用于水平钻孔场景，彻底解决了传统工艺中浆液反渗、压力 失稳等难题。" 项目团队在水利行业首次实现水平段12兆帕高压条件下的后退式精准灌浆。通过高压高注入量，浆液得 以更均匀地扩散，形成连续致密的加固帷幕圈。这一技术的应用使灌浆工期至少缩短30%，在保障施工 质量的同时显著提升了施工效率。 "引江补汉工程作为首个将地表定向钻超前灌浆方案列入总体设计的大型水利工程，其试验成果在我国 深埋长隧洞建设领域树立起新标杆，为国家水网建设提供了强有力的技术保障。"安许良说。（记者刘 园园） 记者6月23日从中国煤炭科工集团获悉，集团所属北京中煤矿山工程有限公司（以下简称"中国煤科北京 中煤"）主导的"深埋长隧洞地表定向钻超前灌浆关键技术研究"项目，以断层地表定向钻灌浆工艺试验 为突破口，通过多项技术革新，为我国引江补汉工程在复杂地质条件下的隧洞施工提供了全新解决方 案。 "我们在试验中创新采用地表L型定向钻进工艺，如同为钻孔装上了'智能导航'。通过精准的轨迹控制， 钻孔能够准确穿越复杂地层，避免无效钻探。"中国煤科北京中煤注浆一分院副院长、项目负责人安许 良介绍，与传统斜直孔施工方案相 ...

Group 1 - The core point of the news is the planned equity transfer of 72% of Jin Yu Environmental Co., Ltd. and 54% of Wu Shan Run Kun Agricultural Irrigation Technology Co., Ltd. from Gansu Agricultural Water Conservancy Investment Fund to Gansu Jin Yu Agricultural Water Technology Innovation Investment Fund [1][2] - The board of directors of the company approved the related party transactions regarding the equity transfer, which does not constitute a major asset restructuring as per relevant regulations [2][7] - The total consideration for the equity transfer is 53.96 million yuan, with 32.58 million yuan for Jin Yu Environmental and 21.38 million yuan for Wu Shan Run Kun [6][7] Group 2 - The equity structure of Jin Yu Environmental shows total assets of 163.73 million yuan and total liabilities of 104.36 million yuan as of March 31, 2025, with a net profit of 5.08 million yuan for the first quarter of 2025 [5] - Wu Shan Run Kun has total assets of 150.54 million yuan and total liabilities of 110.69 million yuan as of March 31, 2025, with a net loss of 0.89 million yuan for the first quarter of 2025 [5] - The transactions are expected to enhance the governance of Jin Yu Environmental and Wu Shan Run Kun, aligning with national laws and regulations, and will not affect the company's independence or financial status [7][8]

Group 1 - The company, Qianjiang Water Conservancy Development Co., Ltd., is holding its first extraordinary general meeting of shareholders for 2025 on July 11, 2025, at 9:30 AM in Hangzhou, Zhejiang Province [1][2] - The voting will be conducted through a combination of on-site and online voting, utilizing the Shanghai Stock Exchange's online voting system [2][3] - The agenda includes the approval of the financial and internal control audit unit for the year 2025 and related remuneration matters [1][2] Group 2 - Shareholders must register to attend the meeting, with the registration deadline being the close of trading on July 7, 2025 [4] - The company allows shareholders to appoint proxies to attend and vote on their behalf, with specific documentation required for registration [4][5] - The voting process stipulates that if a shareholder holds multiple accounts, the total voting rights are calculated based on all accounts held [3][4]

Core Viewpoint - The Yellow River's water and sediment regulation officially commenced on June 23, with an expected total sediment discharge of 100 million tons by July 9, aimed at addressing sediment accumulation issues in the river [1][3]. Group 1: Water and Sediment Regulation Process - The Yellow River has an average annual sediment transport of 1.6 billion tons, making it the river with the highest sediment content in the world [4][6]. - The regulation process involves artificially creating flood peaks to flush sediment downstream, utilizing reservoir capacity to manage water flow [6][8]. - The current phase started on June 23, focusing on discharging large volumes of clear water to maintain the downstream river's flow capacity [8]. Group 2: Historical Context and Achievements - Since 2002, the Yellow River has undergone 29 sediment regulation operations, resulting in a significant reduction of the riverbed by an average of 3.1 meters [10]. - The cumulative sediment transported to the sea since the initiation of these operations has reached 3.5 billion tons, enhancing the river's flood and sediment transport capacity from less than 1,800 cubic meters per second to approximately 5,000 cubic meters per second [10].

一、关于本次临时股东会的召集，召开程序 上海市汇业（兰州）律师事务所 法律意见 上海市汇业（兰州）律师事务所 法律意见 上海市汇业（兰州）律师事务所 关于大禹节水集团股份有限公司 二〇二五年第三次临时股东会的 法律意见 兰汇意字（2025）第 054 号 中国·甘肃 上海市汇业(兰州)律师事务所 甘肃省兰州市天水北路 828 号良志·兰州之窗 13 层 邮编：730000 上海市汇业（兰州）律师事务所 法律意见 二〇二五年第三次临时股东会的 法律意见 兰汇意字（2025）第 054 号 致：大禹节水集团股份有限公司 上海市汇业（兰州）律师事务所（以下简称"本所"）受大禹节 水集团股份有限公司（以下简称"贵公司"、"大禹节水"）的委托， 就贵公司二〇二五年第三次临时股东会（以下简称"本次临时股东会"） 召开的有关事宜，根据《中华人民共和国公司法》（以下简称《公司 法》）、《上市公司股东会规则》（以下简称《股东会规则》）、《大 禹节水集团股份有限公司章程》（以下简称《公司章程》）的有关规 定，就大禹节水本次临时股东会的召集程序，出席会议人员资格，召 集人的资格，表决程序和表决结果等有关事宜出具本《法律意见》。 本 ...

Core Viewpoint - The Lingdong Reservoir, also known as Dong Lake, plays a crucial role in water resource management, irrigation, and ecological protection for the local population and agriculture in Lingshan County, despite facing challenges such as drought and water level fluctuations [2][3][6]. Group 1: Reservoir Management and Operations - The Lingdong Reservoir has a total dam length of 1,824 meters and a total capacity of 169 million cubic meters, with an effective capacity of 79 million cubic meters [2]. - The reservoir is currently under strict management to protect water sources, prohibiting feeding fish and fishing without approval, ensuring sustainable aquatic life [2]. - Despite recent drought conditions leading to the lowest water level in 60 years, the reservoir continues to supply between 100,000 to 500,000 cubic meters of water daily for irrigation, flood control, and drinking water for over 500,000 residents and 180,000 acres of farmland [2]. Group 2: Historical Significance and Development - The Lingdong Reservoir has been a vital resource for the local community for over 60 years, addressing historical issues of flooding and drought that have affected the region [3][5]. - The construction of the reservoir began in 1958, following significant government support, and was completed after five years of hard work by local residents, marking a significant achievement in water management [5]. - The reservoir has since contributed to local economic development, particularly in aquaculture, with the local fish seedling industry producing over 10 billion fry annually and generating an annual output value of 300 million yuan [6]. Group 3: Future Prospects and Regional Impact - The Lingdong Reservoir is an integral part of the Beibu Gulf water resource allocation project, which aims to provide reliable water supply for nearly 14 million people in regions including Nanning, Qinzhou, Beihai, and Yulin [6]. - The reservoir is expected to continue playing a significant role in regional development and ecological protection, enhancing water resource management in conjunction with other infrastructure projects [6].

Core Viewpoint - The article highlights the rapid growth of water conservancy investment in China, particularly focusing on the upcoming "Yin Da Ji Min" project in Sichuan, which aims to address water supply issues in the Chengdu Plain and is set to commence construction within the year [1][3]. Group 1: Project Overview - The "Yin Da Ji Min" project will draw water from the Dadu River to support urban and industrial water supply, as well as agricultural irrigation, with a total investment of 57.4 billion yuan and a construction period of 96 months [3][4]. - The project is part of a broader strategy to enhance water resource management in Sichuan, addressing the increasing demand for water in the region due to agricultural and industrial needs [3][4]. - The project has been in the planning stages since the 1990s and is now moving forward after overcoming various regulatory hurdles [3][4]. Group 2: National Water Investment Trends - Recent years have seen a surge in water conservancy projects across China, with several major projects finally breaking ground, including the "Yin Da Ji Min" project [7][9]. - In the first quarter of this year, eight major water conservancy projects were initiated, with a total investment of 43.73 billion yuan, marking a 27.8% increase compared to the same period last year [8]. - The total investment in water conservancy construction reached a historical high of 1.35 trillion yuan in 2024, reflecting a 12.8% year-on-year growth [9][10]. Group 3: Historical Investment Data - Water conservancy investment has consistently increased, with 7.576 trillion yuan completed in 2021, 10.893 trillion yuan in 2022 (a 43.8% increase), and 11.996 trillion yuan in 2023, setting new records each year [10]. - The significant investment in water projects has also contributed to job creation, with 3.147 million jobs supported in 2024, a 14.9% increase from the previous year [9].

Core Viewpoint - The rapid development of water conservancy construction in recent years has led to the implementation of several major water conservancy projects, particularly those that have been under discussion for many years [1][5]. Group 1: Major Projects and Investments - The "Yin Da Ji Min" project in Sichuan is set to commence construction within the year, with a total static investment of 57.4 billion yuan and a construction period of 96 months [2][3]. - The project aims to draw water from the Dadu River to the Chengdu Plain, with a designed water intake flow of 80 cubic meters per second and a total water conveyance length of 304.4 kilometers [3]. - The project will involve three energy recovery power stations with a total installed capacity of 388 megawatts [3]. Group 2: Water Supply and Coverage - The "Yin Da Ji Min" project will supply water to eight cities and 43 counties, with average water supply volumes projected to be 1.326 billion cubic meters in 2035 and 1.523 billion cubic meters in 2050 [4]. - The Dujiangyan irrigation area is expected to reach an irrigation area of 11.647 million acres by 2025, expanding its coverage to include new regions [4]. Group 3: Growth in Water Investment - National water conservancy investment has shown rapid growth, with significant projects being launched, including the "Yin Da Ji Min" project and others like the "Yin Jiang Bu Han" project, which has a total investment of 58.235 billion yuan [5][6]. - In the first quarter of this year, eight major water conservancy projects were initiated, with a total investment scale of 43.73 billion yuan, representing a year-on-year increase of 27.8% [6]. - Water conservancy construction investment reached a historical high of 1.1996 trillion yuan in 2023, following a record of 1.0893 trillion yuan in 2022, marking a 43.8% increase from 2021 [7].

Group 1: Core Insights - China Power Construction Corporation reported a total new contract amount of 474 billion RMB from January to May 2025, reflecting a slight decrease of 0.93% year-on-year [1][2] - The company signed 2,408 new projects in the energy and power sector, with a total contract value of 301.25 billion RMB, which is an increase of 4.44% compared to the previous year [1] - Hydropower contracts saw a significant increase of 60.66%, totaling 65.39 billion RMB, while solar power contracts decreased by 32.61%, amounting to 85.48 billion RMB [1] Group 2: Business Type Statistics - The energy and power sector includes various segments: wind power contracts increased by 67.33% to 101.80 billion RMB, while thermal power contracts decreased by 62.28% to 14.70 billion RMB [1] - New energy storage projects accounted for 10.75 billion RMB, with no comparative data available [1] - Water resources and environmental contracts totaled 60.80 billion RMB, showing a decline of 17.06% year-on-year [1] Group 3: Regional Distribution - Domestic contracts amounted to 377.61 billion RMB, reflecting a decrease of 6.67%, while overseas contracts increased by 30.51% to 96.40 billion RMB [2] - The overall contract amount from both domestic and international sources totaled 474 billion RMB, with a slight decline of 0.93% [2] Group 4: Major Contract Highlights - Significant contracts include a 300 MW wind power project in the Middle Green Electric Thirteen Rooms, valued at 30 billion RMB, and various other wind and hydropower projects across different regions [3] - The company also secured contracts for a high-performance coal-fired power plant and several solar power projects, indicating a diverse portfolio in renewable and traditional energy sectors [3]

Group 1 - The core point of the article highlights the significant stock price movements in the water conservancy sector, with companies such as Deep Water Planning Institute and Hanjian River Mountain both reaching their daily limit up [1] - Other companies in the sector, including Tibet Tianlu, Qinglong Pipeline, Aibulu, Zhongshe Consulting, and Sanhe Pile, experienced stock price increases exceeding 5% [1] - Additional companies like Deep Water Haina and Suzhou Planning also saw upward trends in their stock prices, indicating a broader positive movement within the industry [1]