CASES
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Xiaodonggou Molybdenum Mine Tailings Pond Project of Chifeng Chuyuan Mining Co., Ltd.
It is a key environmental protection project in the mining sector of Chifeng City, Inner Mongolia Autonomous Region, with a total investment of approximately RMB 350 million. Located in Songshan District, Chifeng City, the project is dedicated to the treatment of tailings generated during molybdenum ore beneficiation. By implementing high‑standard seepage control and intelligent management, it effectively prevents heavy‑metal contamination, safeguarding the water environment of the upper reaches of the Xiliao River and the surrounding ecological safety.
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Chiyinman Phase II Tailings Pond Project
A “double-layer composite impermeable structure” is adopted: the primary impermeable layer consists of a 2.0 mm‑thick HDPE geomembrane (UV‑resistant and chemically corrosion‑resistant), while the secondary impermeable layer comprises a 1.5 mm‑thick HDPE geomembrane combined with a GCL bentonite liner, with a permeability coefficient ≤ 1 × 10⁻¹² cm/s.
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The total investment amounts to approximately RMB 850 million. Leveraging the existing treatment center, the project will expand its capacity and upgrade its technology, with the aim of establishing a hazardous waste‑management hub that covers the entire value chain—from collection and storage to treatment and resource recovery—thereby addressing regional imbalances in hazardous waste‑treatment capacity across the province and safeguarding the ecological environment of the Yellow River Basin. Haoyang Environment supplied 92,000 m² of geomembrane, 105,937 m² of geotextile, 48,000 m² of composite drainage mats, and 800 m of biaxial plastic geogrids, under a contract worth RMB 3.5 million.
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Under this agreement, an additional investment of RMB 28 million has been made on the basis of the original contract. In response to the forest farm’s ecologically sensitive characteristics, the seepage‑control standards have been upgraded, transforming the project into a demonstration facility for integrated environmental protection that combines “forestland” with “solid waste treatment” in the middle reaches of the Yangtze River. Haoyang Environment supplied 32,000 m² of double‑textured geomembrane, 32,000 m² of composite drainage geonet, and 32,000 m² of filament‑woven geotextile, with a contract value of RMB 1.2704 million.
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It is a key ecological restoration project in Meizhou City, Guangdong Province, implemented by the Xingning Municipal Bureau of Natural Resources. With a total investment of approximately RMB 180 million, the project focuses on addressing historical heavy-metal contamination and soil‑water loss in former mining areas. Located in the Tieshanzhang mining district of Huanghuai Town, Xingning City, the project covers an area of about 85 hectares and employs seepage‑control and barrier technologies to prevent the migration of pollutants, thereby restoring the local ecological environment.
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The total investment amounts to approximately RMB 350 million. Located in the Industrial Park of Zhongwei City, the project is dedicated to the safe landfill disposal of hazardous waste, with a designed annual treatment capacity of 50,000 tons and a service life of 20 years. It aims to address the challenges of end-of‑life hazardous waste management in Ningxia and neighboring regions, thereby safeguarding environmental security in the Yellow River Basin. Haoyang Environment supplied 42,000 m² of 2.0 mm textured and smooth geomembranes, 42,000 m² of 1.5 mm smooth and textured geomembranes, 42,000 m² of geotextiles, 42,000 m² of drainage nets, 12,000 m² of waterproof blankets, 100,000 m² of filament‑woven fabrics, and 110,000 anti‑aging woven bags, with a contract value of RMB 6.54536 million.
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Section 1 of the Jiangbei Expressway
On October 1, 2014, construction officially commenced on Section 1 of the Jiangbei Expressway in Hubei Province. This project is a key transportation initiative under Hubei Province’s 12th Five-Year Plan, funded and developed by Hubei Provincial Transportation Investment Group Co., Ltd. with a total investment of approximately RMB 1.5 billion, serving as an important transport corridor linking the cities of Jingzhou, Qianjiang, and Tianmen. Haoyang Environment supplied 434,822 m² of composite geomembrane, 35,946 m² of filament‑woven geotextile, 1,020,293 m² of geogrids, and 93,054 m² of three‑dimensional geonet, with a contract value of RMB 12.6523 million.
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Bangladesh Railway Project 101
From August 2018 to May 2020, the Bangladesh Railway Project No. 101—also known as the Padma Bridge Rail Link Project—undertaken by China Railway Group Limited, made significant progress. As a flagship initiative under the Belt and Road Initiative, the project boasts a total contract value of US$3.14 billion, making it the largest railway construction project in Bangladesh’s history. Haoyang Environment supplied nonwoven geotextiles, with a contract value of RMB 10.659 million.
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China Communications Construction Company First Highway Bureau’s Mexico Transportation Project
On March 11, 2022, China Communications Construction Company First Highway Engineering Group Co., Ltd. officially signed a contract for a transportation infrastructure project in the state of Querétaro, Mexico—marking the first large-scale, integrated transportation project undertaken by a Chinese enterprise in Mexico. Located in central Mexico’s Querétaro state, the project is valued at approximately USD 580 million (equivalent to RMB 3.7 billion) and represents a strategic initiative for CCCC in the Latin American market. Haoyang Environment supplied 1.0005 million square meters of geomembrane, with a contract value of RMB 11.30565 million.
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Indonesia OBI Island Hydrometallurgy Phase III Project
Industry‑chain value: Once the project reaches full production, it will meet the battery‑material needs of 2 million high‑end electric vehicles, enhancing Indonesia’s influence in the global new‑energy value chain. Local‑development contributions: The project will create more than 5,000 jobs in Indonesia and stimulate upgrades to local infrastructure while boosting tax revenues.
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The total investment amounts to approximately RMB 98 million. Leveraging the comprehensive regional management of Huagaitai, the project employs high‑standard seepage‑control technologies to create an artificial lake landscape, balancing ecological water storage, stormwater regulation, and public recreational amenities, thereby supporting Baotou’s transition from an industrial city to an eco‑friendly, livable urban center. Haoyang Environment supplied 430,000 square meters of waterproof blankets and geomembranes, with a contract value of RMB 7.9249 million.
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Procurement Package No. 2 for the Baiyun Reservoir Project in Zhangqiu District, Jinan City
The Baiyun Reservoir Project in Zhangqiu District, Jinan City, is a key water‑resource allocation project for the city of Jinan in Shandong Province. Led by the Jinan Municipal Bureau of Urban and Rural Water Affairs, the project has a total investment of approximately RMB 1.26 billion. Located in Baiyunhu Subdistrict, Zhangqiu District, the reservoir has a total storage capacity of 22 million cubic meters. It is a medium‑sized reservoir primarily designed to supply urban and rural water needs, while also serving flood control, disaster mitigation, and ecological water replenishment. The project aims to optimize the regional water‑resource distribution in eastern Jinan, ensure water‑supply security, and support the area’s economic and social development.
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Wucheng Datun Reservoir, Shandong Section of the South-to-North Water Diversion Project
Located in Wucheng County, Dezhou City, Shandong Province, the project has a total investment of approximately RMB 980 million. As the “water tower” of northern Shandong, the reservoir plays a crucial role in regulating and storing water from the Yangtze River, ensuring the water supply security of Dezhou and parts of Tianjin, and serving as a key infrastructure project to alleviate water scarcity on the northwestern Shandong Plain. Haoyang Environment supplied 400,000 square meters of composite geomembrane and 900,000 square meters of geotextile, with a contract value of RMB 10.253 million.
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Beicheng Reservoir, Xiajin County
On November 23, 2024, construction officially commenced on the Beicheng Reservoir Project in Xiajin County, Dezhou City, Shandong Province, marking a significant step forward in the county’s water resource allocation and its capacity to ensure reliable urban and rural water supply. As a key water conservancy project for Dezhou City, the project has a total investment of approximately RMB 580 million and a designed reservoir capacity of 12 million cubic meters. Upon completion, it will effectively alleviate water shortages for both domestic and industrial use in Xiajin County and surrounding areas, while also enhancing flood‑control and drought‑resilience capabilities.
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Aranbaotai Reservoir Project, Tashkurgan County, Kashgar Prefecture, Xinjiang
The Aranbaotai Reservoir Project in Tashkurgan County, Kashgar Prefecture, Xinjiang, is a key national water conservancy project. Led by the Water Resources Department of the Xinjiang Uygur Autonomous Region, it has a total investment of approximately RMB 650 million.
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