Haoyang Environmental Co., Ltd. is headquartered in Dezhou (Yucheng) National High-tech Industrial Development Zone, Shandong Province, China. It is a modern enterprise integrating the research and development, production, sales, and engineering construction services of geosynthetic materials. It is a core enterprise for the export of geosynthetic materials in China. Currently, Haoyang's products cover a wide range of high-performance geomembranes for various complex scenarios, high-strength polypropylene geotextiles, anti-silt drainage nets, powder-type bentonite waterproof blankets, high-end cement blankets, high-performance spray-on anti-seepage materials, and many other varieties. These products are widely used in fields such as non-ferrous metal smelting tailings pond projects, salt lake mining projects, water conservancy projects, road and transportation projects, and sponge city construction. The company currently holds more than 70 patents and proprietary technologies, has received numerous national and provincial honors, and is in a leading position globally in terms of market share, product quality, technical level, and production capacity in the geosynthetic materials industry. It is a large comprehensive technology enterprise with 8 wholly-owned subsidiaries. Equipped with an internationally first-class research and development center for geosynthetic material products and applications, it can provide production and construction services for high-grade, high-performance geosynthetic materials for global hazardous waste facility construction, soil and water conservation, and environmental protection projects. The company actively participates in the global rapid development of mining facility construction and the growing environmental engineering construction, with a marketing network covering more than 70 countries and regions worldwide. The company has participated in the construction of key national water conservancy and transportation projects such as the Middle Route of the South-to-North Water Diversion Project, the Three Rivers Governance Project, the Daxi Railway, and the Central-South Passage; it has also undertaken a large number of environmental pollution control and hazardous waste treatment and disposal projects, including Shandong Weiqiao Pioneering Group's "Red Mud Pond Environmental Treatment Project," Yunnan Heqing Beiyao Mining Co., Ltd.'s "Gold Mine Tailings Pond Expansion Project Anti-seepage Project," Sinochem Yunlong Co., Ltd.'s "First Phase of Phosphogypsum Slag Pond Project," Huadian Ningxia Lingwu Power Plant's "Ultrafine Fly Ash Solid Waste Disposal Supporting Storage Area Project," Inner Mongolia Zhongmei Mengda New Energy Chemical Co., Ltd.'s "Recycled Water Device Evaporation Pond Project," Minmetals 23rd Metallurgical Corporation's "Eritrea Copper-Gold Mine," and Gécamines' "Manono Lithium Mine" in the Democratic Republic of the Congo.