Core Viewpoint - Shandong Province is implementing a comprehensive approach to manage saline-alkali land, focusing on water management, technological innovation, and reform to ensure food security and improve agricultural productivity [1][4][5]. Group 1: Water Management - The saline-alkali land in Shandong covers over 8.9 million acres, primarily in coastal areas, which has historically hindered agricultural production [1]. - In the Binzhou and Dongying regions, saline-alkali land constitutes 70.33% and 80% of arable land, respectively, making water management critical for agricultural success [4][5]. - Shandong is enhancing water infrastructure to support saline-alkali land management, with projects like the West Water East Transfer project capable of transferring 25 million cubic meters of water annually [6][7]. Group 2: Technological Innovation - Technological improvements have significantly reduced soil salinity levels in demonstration areas, with soil salinity dropping from 16‰ to 3‰ and pH levels optimized to 7.95, leading to increased crop yields [8][9]. - The implementation of digital twin irrigation systems allows for real-time monitoring and data-driven irrigation management, improving water use efficiency by over 10% [12][13]. Group 3: Reform and Investment - Shandong is reforming agricultural water pricing and rights allocation to enhance water resource management, providing double water rights for trial areas to stimulate saline-alkali land development [13][14]. - The introduction of social capital into saline-alkali land management has led to significant investments, with land rental prices increasing from 200-300 yuan to over 760 yuan per acre after improvement [14][15]. - The provincial government aims to create a modern water network and continue the modernization of irrigation systems to support sustainable agricultural practices [15].

Core Insights - Jiangyan District in Taizhou, Jiangsu Province, has successfully completed a comprehensive agricultural water price reform, becoming the first in the province to do so after a decade of efforts [1][2] - The reform has led to significant water savings and improved efficiency in agricultural water usage, with an annual average water saving of 64 cubic meters per mu and a water-saving rate of 12% [1] - The district has also seen a reduction in fertilizer usage, from 37,500 tons in 2015 to 25,600 tons in 2024, contributing to ecological benefits [1] Group 1: Agricultural Water Price Reform - The comprehensive agricultural water price reform in Jiangyan District began in 2016 and was recognized as a national pilot in 2023, being the only pilot county in Jiangsu Province [1] - The reform model emphasizes "goal orientation, reform promotion, digital empowerment, and integrated development," which has been acknowledged by the Ministry of Water Resources and is being promoted throughout the province [1] Group 2: Water Usage Efficiency - The effective utilization coefficient of irrigation water has improved from 0.609 in 2015 to 0.645 in 2024, indicating enhanced efficiency in water use for agriculture [1] - The integration of irrigation district construction with high-standard farmland development has improved farmland drainage conditions, ensuring stable and high yields [1] Group 3: Ecological Impact - The promotion of precise irrigation technology has increased water resource utilization efficiency and reduced the loss of fertilizers and pesticides due to excessive irrigation [1] - By the end of 2024, Jiangyan District is expected to have constructed 491 kilometers of rural ecological waterways, achieving a coverage rate of 67.9% [1] Group 4: Water Rights Trading - Jiangyan District has become a pilot for deepening agricultural water rights reform, completing 289 agricultural water rights transactions with a total water volume of 5.27 million cubic meters and a transaction value of 182,400 yuan [2] - The district has facilitated the first cross-industry agricultural water rights transaction in the province, with three non-agricultural water users purchasing 1.1 million cubic meters of water rights for 99,000 yuan [2]

在泰州姜堰，周山河、溱潼两大重点中型灌区承载着全区56.23万亩永久基本农田的灌溉重任。自2023 年入选水利部第一批深化农业水价综合改革推进现代化灌区建设试点以来，该区以"节水、生态、精 管、智慧、幸福"为目标，实施工程建设、数字赋能、机制创新、生态护底"四位一体"系统治理，为粮 食安全筑牢"水支撑"。 工程建设强基础，夯实粮食生产硬底盘 近年来，姜堰区聚焦灌区输水"主动脉"畅通，以"续建配套+节水改造"为核心，系统性推进灌区工程建 设。试点以来，综合整治西姜黄河、张甸支河、张东河、姜溱河等4条干支渠疏浚18.61公里。2024年实 施溱潼灌区节水改造项目，综合整治干支渠24条；2025年实施溱潼灌区现代化改造项目，综合整治干支 渠10条。对两个灌区90座电灌站进行全面提升改造，对全区2418座电灌站全部安装标准化计量设施。 数字赋能提质效，激活灌区建设新动能 如果说工程建设是"硬骨架"，那么现代化改造就是"软实力"。姜堰区通过数字赋能管理，推动灌区 从"传统灌溉"向"智慧精管"转型，开发智慧灌区系统，整合工程信息、用水数据、气象信息于一体，构 建灌区"一张图"管理模式。得益于农业水价综合改革打下的良好基础 ...

Core Insights - Jiangsu Province has become the first in China to complete the provincial-level acceptance of pilot projects for comprehensive agricultural water price reform and modern irrigation district construction [1][2] - The Nanjing Liuhe District Xinyu River Irrigation Area and the Taizhou Jiangyan District have developed replicable and promotable pilot experiences in modern irrigation district construction [2] Group 1: Pilot Projects and Innovations - The Nanjing Liuhe District Xinyu River Irrigation Area is one of the two national pilot areas focusing on comprehensive agricultural water price reform [1] - The irrigation area has established an integrated project construction model, a diversified financing mechanism, and a collaborative water management system [1] - The Taizhou Jiangyan District has created a governance model that emphasizes government leadership, company initiative, and farmer responsibility [2] Group 2: Reform Measures and Development Models - The Jiangyan model incorporates precise pricing, water allocation, measurement, and compensation systems [2] - The reforms aim to achieve high-quality development in irrigation districts through a combination of digital empowerment and integrated development [2] - Both pilot areas have successfully passed provincial acceptance, marking significant progress in Jiangsu's agricultural water price reform [2]

Core Insights - Jiangsu Province has become the first in China to complete the provincial-level acceptance of pilot projects for comprehensive agricultural water price reform and modern irrigation district construction [1][2] - The Nanjing Liuhe District Xinyu River Irrigation Area and the Taizhou Jiangyan District have developed replicable and promotable pilot experiences in modern irrigation district construction [2] Group 1: Nanjing Liuhe District Xinyu River Irrigation Area - The irrigation area is characterized by a focus on large-scale planting in a southern abundant water region, integrating project construction, management, and financing through a three-dimensional model [1] - The water management system includes digital perception, precise measurement, and intelligent scheduling, forming a comprehensive management approach [1] - The reform model emphasizes market-oriented water rights trading, differentiated water pricing adjustments, and a long-term incentive system [1] Group 2: Taizhou Jiangyan District - The district has established a "four main" work framework that enhances government leadership, stimulates company initiative, utilizes association advantages, and enforces farm responsibilities [2] - The "four precise" reform measures focus on accurate pricing, water distribution, measurement, and incentives [2] - The governance model integrates production, ecology, lifestyle, and culture, leading to a modern irrigation district construction path [2]

Core Viewpoint - The agricultural water price reform in Yongkang City, Zhejiang Province, has successfully passed inspection, becoming the first among 41 county-level units in the province to achieve this milestone [1][3]. Group 1: Reform Implementation - The agricultural water price reform was initiated in 2018, establishing four key mechanisms: water price formation, precise subsidies and rewards, engineering management, and water usage management [3]. - The reform has led to the enhancement of 176 pump stations, significantly improving irrigation infrastructure and encouraging village collective participation [3]. Group 2: Impact on Agricultural Land - The reform has benefited an agricultural area of 254,300 acres, a 6.6-fold increase from 38,600 acres in 2018, contributing significantly to food security [3][5]. Group 3: Water Conservation and Efficiency - The overall water-saving rate in Yongkang City has exceeded 10%, with an annual total water savings of over 5.5 million cubic meters [5]. - The irrigation cycle for the Yangxi Reservoir irrigation area has been reduced from 7 days to 4 days, saving over 1.5 million cubic meters of water, which can be redirected for urban and ecological use [5]. Group 4: Agricultural Production Benefits - The reform has led to a 5% increase in rice yield per acre and improved the quality of vegetables and fruits [5]. - The reduction in irrigation water usage has decreased costs for farmers, with irrigation expenses dropping by approximately 10% [5].

Group 1 - The company, Dayu Water-saving Group, announced that its subsidiary, Gansu Dayu Water-saving Group Hydropower Engineering Co., has won a bid for a significant agricultural water price reform project in Yunnan Province, with a total investment of approximately 916.5 million yuan [2][1] - The project involves modern irrigation area construction, including the establishment of a 56.73 km water distribution network and 22 pump stations, with a project duration of 365 calendar days [1][2] - Successful implementation of this project is expected to enhance the company's technical capabilities in modern irrigation construction and improve its overall operational efficiency in regional water assets [1][2]

Core Viewpoint - Dayu Water-saving (300021.SZ) announced that its wholly-owned subsidiary, Gansu Dayu Water-saving Group Hydropower Engineering Co., Ltd., has won a bid for the EPC+O (Design-Construction-Operation) project in the Dianchi Lake area of Jinning District, Yunnan Province, with a total investment of approximately 91.65 million yuan [1] Group 1 - The project focuses on the comprehensive reform of agricultural water pricing and modern irrigation areas, specifically involving the utilization of recycled water [1] - The consortium led by the water and hydropower company will be responsible for all construction, EPC implementation management, and operational tasks, while Henan Lingjie Water Conservancy Survey and Design Research Co., Ltd. will handle the engineering design aspects [1] - The total investment for the project is estimated at 91.65 million yuan [1]