Core Viewpoint - The Daitengxia Water Conservancy Hub has significantly enhanced its operational capacity since its trial navigation began in March 2020, establishing itself as a crucial component of the Pearl River Golden Waterway and supporting the integration of Guangxi into the Guangdong-Hong Kong-Macao Greater Bay Area strategy [1] Group 1 - Since the trial navigation began, the Daitengxia lock has facilitated a total of 146,400 vessel passages, with a cumulative load capacity exceeding 400 million tons [1] - The Daitengxia lock is a vital artery for inland water transport from Yunnan, Guizhou, and Guangxi to the sea, with multiple technical indicators leading either globally or domestically [1] - The navigation channel has been channeled over 266 kilometers, with the navigation grade upgraded from 300 tons to the highest standard of 3,000 tons for inland shipping in China, continuously releasing "golden benefits" from the "Golden Waterway" [1] Group 2 - The company has implemented standardized, professional, and refined management practices to optimize lock operations [1] - Utilizing digital twin technology, the company has developed an intelligent lock passage system based on AI image recognition, achieving precise scheduling and intelligent management throughout the vessel passage process [1] - The average daily lock passages have increased from 4-6 to 16-18, with the lock's efficiency now leading among similar domestic facilities [1]

证券代码：601669 股票简称：中国电建 公告编号：临 2025-058 中国电力建设股份有限公司 2025 年 1 月至 8 月主要经营情况公告 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。 现将中国电力建设股份有限公司2025年1月至8月主要经营情况公布如下，供投 资者参阅。 一、按业务类型统计 | 业务类型 | 新签项目数量（个） | 新签合同金额 | 同比增减 | | --- | --- | --- | --- | | 能源电力 | 3579 | 5162.40 | 14.30% | | 水电 | 692 | 1235.36 | 58.88% | | 其中：抽水蓄能 | 353 | 493.19 | -4.78% | | 风电 | 811 | 1662.56 | 61.27% | | 太阳能发电 | 724 | 1280.72 | -27.55% | | 火电 | 309 | 254.28 | -56.36% | | 新型储能 | 128 | 310.30 | / | | 其他 | 915 | 419.18 | / ...

近日，由水发建设权属淮海水利承建的湖南省衡阳市衡山县九观桥中型灌区续建配套与节水改造工程（第二期）渡槽施工顺利合拢，标志着这项惠及16万 群众的民生工程取得重大进展，为项目全线通水奠定了坚实基础。 作为洞庭湖区重要的粮食产区，衡山县九观桥灌区设计灌溉面积8.13万亩，覆盖7个乡镇88个行政村。项目建设内容包括总、左、右干渠各1条，隧洞167 处，暗涵108处，倒虹吸管3处，渡槽132处，以及其他小型附属建筑物434处等关键设施。项目建成后将有效解决16万百姓生产生活用水难题。面对复杂地 质条件与极端天气考验，项目指挥部科学统筹，优化施工方案引入BIM技术进行模拟施工、墩身液压爬模技术、大型龙门吊进行预制件吊装等先进工艺工 法，确保了合拢段实现"无缝对接"，有效保障了施工安全、质量和进度。 "每一块混凝土都承载着民生期盼。"项目负责人表示，随着主体工程完工，建设团队已转入项目槽身接缝处理、预应力张拉及防水等关键工序，全体参建 人员正以"时时放心不下"的责任感，全力冲刺今年全线通水目标，确保这项重大民生工程早日发挥效益，为乡村振兴注入强劲"水动能"。 ...

Core Viewpoint - The water conservancy projects in Xinjiang have significantly improved agricultural irrigation, flood control, and ecological sustainability, contributing to the region's high-quality economic and social development over the past 70 years [1]. Group 1: Water Conservancy Projects - The construction of the Altash Water Conservancy Hub began in 2011, addressing challenges such as high seismic intensity and deep riverbed coverage, and has since improved flood control standards and expanded irrigated areas from 6.51 million acres to over 10 million acres [2]. - The Dashi Gorge Water Conservancy Hub, part of a national initiative, is expected to provide ecological water for over 8 million acres of farmland upon completion in 2026, with a total reservoir capacity of 1.17 billion cubic meters [3]. Group 2: Economic and Social Impact - The Altash project has created approximately 12,000 job opportunities during its construction, with over 3,000 technical workers trained, leading to an expected per capita annual income of 24,000 yuan in the village by 2024 [2]. - The Uruvat Water Conservancy Hub has supplied 23.9 billion cubic meters of water, increasing irrigated areas to 6.0379 million acres and improving irrigation water utilization efficiency to 0.575 [4]. Group 3: Technological Integration - The introduction of digital technologies in irrigation has reduced water usage from 90 cubic meters per acre to 35 cubic meters per acre, saving significant costs and improving crop yields by 20 kilograms per acre [7]. - The digital agricultural training base has trained over 20,000 individuals, enhancing fertilizer utilization rates by 20% and reducing labor costs by over 70% [7]. Group 4: Infrastructure Development - Xinjiang has constructed 671 reservoirs, 125,400 kilometers of irrigation channels, and over 8,000 kilometers of protective embankments, achieving an irrigation area of 99.17 million acres and a rural tap water coverage rate of 99% [8].

Core Insights - The water management projects in Xinjiang have significantly improved agricultural productivity and ecological sustainability, marking a transition from traditional water usage to modern, efficient systems [1][2][3]. Group 1: Water Infrastructure Development - The construction of the Altash Water Conservancy Project began in 2011, addressing challenges such as high seismic activity and deep riverbed layers, resulting in enhanced flood control and irrigation capacity [2]. - After the project became operational in 2021, the irrigated area increased from 6.51 million acres to over 10 million acres, doubling local grain production [2]. - The Dashi Gorge Water Conservancy Project, part of a national initiative, is expected to provide ecological water for over 8 million acres of farmland upon completion in 2026 [3]. Group 2: Technological Integration in Water Management - The Uruvat Water Conservancy Project has supplied 23.9 billion cubic meters of water, increasing irrigated land to 6.0379 million acres and improving water utilization efficiency to 0.575 [4][5]. - Digital technologies have been integrated into irrigation practices, allowing farmers to manage water usage through mobile applications, significantly reducing costs and increasing crop yields [7]. Group 3: Economic and Employment Impact - The Altash project created approximately 12,000 job opportunities during its construction, with over 3,000 technical workers trained, contributing to local economic growth [2]. - The average annual income in the village is projected to reach 24,000 yuan by 2024, reflecting the positive economic impact of these water management projects [2]. Group 4: Overall Water Resource Management - Xinjiang has constructed 671 reservoirs and over 12,540 kilometers of irrigation channels, achieving a rural tap water coverage rate of 99% [8]. - The region's water management strategy emphasizes water conservation, spatial balance, and systematic governance, aiming to enhance water resource management [8].

Core Viewpoint - The water management and irrigation projects in Xinjiang have significantly improved agricultural productivity and ecological sustainability, marking a transition from traditional water usage to modern, efficient systems [1][2][3]. Group 1: Water Management Projects - The Altarash Water Conservancy Project, initiated in 2011, has transformed flood management and irrigation in the Yarkand River basin, increasing irrigated land from 6.51 million acres to over 10 million acres [2]. - The Dashi Gorge Water Conservancy Project, part of a national initiative, is expected to provide ecological water for over 8 million acres of farmland upon completion in 2026, with a total reservoir capacity of 1.17 billion cubic meters [3]. - The Uruvat Water Conservancy Project has supplied 23.9 billion cubic meters of water, increasing irrigated area to 6.0379 million acres and improving irrigation efficiency [4]. Group 2: Technological Integration - The integration of digital technologies in irrigation, such as the "Hui Feng Shou" app, has allowed farmers to manage water usage more efficiently, reducing costs and increasing crop yields [7]. - The use of satellite remote sensing and smart electric valves has decreased water usage per acre from 90 cubic meters to 35 cubic meters, saving significant water resources [7]. - The agricultural irrigation water utilization efficiency in the region has reached 0.7, with fertilizer utilization rates improving by 20% and labor costs decreasing by over 70% [7]. Group 3: Economic and Social Impact - The construction of water projects has created job opportunities, employing 12,000 local workers and training over 3,000 skilled laborers [2]. - The average annual income in Altarash village is projected to reach 24,000 yuan by 2024, reflecting the economic benefits of improved water management [2]. - The overall irrigation area in Xinjiang has reached 99.17 million acres, with a rural tap water coverage rate of 99%, showcasing the extensive impact of water management initiatives [8].

图① 三门峡市生态环境监测人员进行饮用水源地有机物污染物分析。 王阿芳 摄 走进位于郑州市金水区的模型黄河试验基地1号大厅，一条800米长的微缩河道蜿蜒铺展——这便是按1∶600水 平比尺、1∶60垂直比尺复刻的黄河下游河床模型，将小浪底至陶城铺河段476公里的黄河河道地貌浓缩于此。 自2016年起，每年汛前，这条模型黄河都会进行洪水预演试验，为守护母亲河寻得科学答案。随着防汛决策 迈向数据驱动时代，数字孪生黄河悄然诞生。数字孪生三门峡、数字孪生故县、数字孪生小浪底、数字孪生 万家寨、数字孪生大汶河等系统陆续上线，在实践中开展了迭代应用。 "数字孪生黄河将模型黄河的物理规律转化为数字算法，把实体试验升级为实时仿真，推动治黄从'试验优 化'迈向'智能预判'。"黄河水利科学研究院泥沙所副所长张防修如此解释了两条黄河的关系。 作为黄河入豫第一市，三门峡市域干支流积极融入数字孪生黄河建设浪潮，以数字技术化作无形的手，为多 个领域赋能，担当起防洪预警先锋、灌溉管家、生态守护者等角色，为黄河流域生态保护和高质量发展注入 数智动能。 图② 三门峡水利枢纽矩阵平台智慧大屏。 赵帅 摄 "数字镜像"赋能大坝管理 古有大禹治水， ...

Core Viewpoint - The construction of a digital twin water conservancy system is essential for promoting high-quality water conservancy development and ensuring water security in China [4][9]. Group 1: Digital Twin Technology - The digital twin water conservancy system is not merely a digital replica but a virtual system capable of monitoring, analyzing, and forecasting water conditions [2][3]. - The system integrates various technologies, including satellite remote sensing, drones, and advanced monitoring devices, to provide real-time data and predictive analytics for water management [3][8]. - The digital twin system has been successfully applied in flood forecasting and water resource allocation, significantly improving decision-making processes [2][5]. Group 2: Monitoring and Data Collection - China has established a comprehensive monitoring and sensing system that includes 31 remote sensing satellites, over 100 rain radar units, and more than 48,000 ground hydrological stations [4][8]. - The integration of these technologies has enabled the creation of a digital twin platform that covers 72 categories of water conservancy objects, generating high-resolution data for effective disaster prevention [4][9]. - The system allows for rapid data collection and transmission, enhancing the timeliness of flood warnings and resource management [3][6]. Group 3: Water Resource Management - The digital twin system has improved water resource allocation, enabling real-time monitoring and dynamic simulation of water flow and reservoir management [5][6]. - In Ningbo, the implementation of a smart water network has optimized water supply and ensured a high supply guarantee rate during drought periods [6][7]. - The system has also facilitated the efficient management of water resources in major projects like the South-to-North Water Diversion, enhancing operational efficiency and decision-making [6][8]. Group 4: Technological Advancements - The transition from manual monitoring to real-time surveillance has been marked by the deployment of advanced technologies such as drones and AI-driven models for water forecasting [8][9]. - The development of predictive models has extended the forecasting period for floods and improved accuracy, providing robust support for flood management [8][9]. - The focus on technological innovation is driving the evolution of water management practices, ensuring a more responsive and effective approach to water resource challenges [8][9].

Group 1 - The company Qianjiang Water Conservancy (600283.SH) plans to issue public infrastructure REITs backed by operational assets such as the Shanxi Reservoir and power station to enhance asset utilization and improve capital structure [1] - The estimated valuation of the underlying assets for the REITs is approximately 3.004 billion yuan, with a proposed issuance scale of 2.474 billion yuan [1] - Four shareholders, including Wenzhou Public Utilities as the initiator, will participate in the subscription, with 80% of the total scale allocated to them and 20% available for public investors [1]

Core Viewpoint - The Danjiangkou Reservoir is experiencing a rapid increase in water levels due to upstream water discharge and heavy rainfall, which is expected to continue rising, enhancing water supply capabilities to northern regions [1] Group 1: Water Level and Flow - As of September 15, the water level of the Danjiangkou Reservoir reached 157.11 meters and is on a continuous upward trend [1] - The inflow rate has significantly increased, with continuous daily inflow exceeding 3,000 cubic meters per second, peaking at 5,480 cubic meters per second on September 12 [1] Group 2: Flood Management and Water Supply - The reservoir is effectively managing floodwaters by storing them, which reduces downstream flood pressure while increasing the reservoir's water storage capacity [1] - This increase in storage capacity further enhances the reservoir's ability to supply water to northern regions [1] Group 3: Environmental and Ecological Measures - Following a prolonged drought in the Danjiang River basin since winter 2024, the reservoir has been operating at low water levels [1] - In March, a comprehensive environmental rectification action was initiated to address water quality issues in the reservoir area, aiming to improve ecological conditions [1] - To mitigate ecological impacts from low water levels, the local government extended the fishing ban period to September 30, 2025, to promote the recovery of fishery resources [1]