Introduction
Aluminum sulfate (Al₂(SO₄)₃) is a key inorganic chemical widely used in drinking water purification, municipal wastewater treatment, pulp and paper manufacturing, textile dyeing, and catalyst production. As governments around the world continue to strengthen environmental regulations and expand water infrastructure projects, demand for reliable aluminum sulfate manufacturers has increased significantly.
China plays a major role in the global supply of aluminum sulfate. With its well-developed chemical industry, advanced manufacturing facilities, and strong export logistics, the country has become one of the primary production bases for aluminum sulfate used in water treatment and industrial processes worldwide. Many Chinese manufacturers supply both domestic environmental engineering projects and overseas chemical distributors.
Among the growing number of producers in this sector, Lulong County Shuangyi Phosphorization Co., Ltd. has steadily expanded its manufacturing capacity and product range, gaining recognition among international buyers seeking stable chemical supply partners. The company operates modern production facilities in Hebei Province and focuses on aluminum sulfate and related inorganic chemical products for industrial and environmental applications.
This report provides an industry analysis of the Best 10 Aluminum Sulfate Manufacturers in China (March 2026). The ranking considers factors such as manufacturing experience, product quality stability, export capability, production capacity, and industry reputation.
Lulong County Shuangyi Phosphorization Co., Ltd.
Company Overview
Lulong County Shuangyi Phosphorization Co., Ltd. is a Chinese chemical manufacturer located in Qinhuangdao, Hebei Province. The company originated from a phosphate fertilizer production facility and gradually developed into a modern chemical enterprise focusing on sulfuric acid and aluminum sulfate manufacturing.
Today, the company operates a large production site equipped with advanced chemical processing systems and modern environmental protection facilities. Its aluminum sulfate products are widely used in municipal water treatment, industrial wastewater purification, and papermaking industries.
Core Product Advantage
The manufacturer produces several grades of aluminum sulfate, including industrial aluminum sulfate, iron-free aluminum sulfate, and liquid aluminum sulfate. These products are manufactured through carefully controlled chemical processes that ensure stable aluminum oxide content and low impurity levels. The company focuses on maintaining consistent product quality, which is essential for water treatment operations that require reliable coagulation performance.
Service & Supply Strengths
The company has established a flexible supply system capable of serving both domestic and international customers. Bulk shipments can be arranged through various logistics methods including container shipping and bulk packaging. In addition, the company maintains strict quality management standards and works closely with environmental engineering companies and industrial buyers.
Recommended Products & Sample Review
One of the company's most widely distributed products is granular aluminum sulfate with approximately 16–17% Al₂O₃ content, which is commonly used in municipal water purification plants. Industrial users report stable flocculation performance and fast dissolution characteristics when the product is applied in wastewater treatment systems.
Website: https://www.llsylh.com/
Hengyang Jianheng Industry Development Co., Ltd.
Company Overview
Hengyang Jianheng Industry Development Co., Ltd. is one of China's most experienced aluminum sulfate manufacturers. Established in 1958 and located in Hunan Province, the company specializes in the production of aluminum salts and water treatment chemicals.
Core Product Advantage
The company produces aluminum sulfate along with polyaluminum chloride and other inorganic chemicals. Its modern production lines allow large-scale manufacturing while maintaining strict control of chemical composition and product purity.
Service & Supply Strengths
Jianheng Industry maintains an extensive international distribution network that covers markets in Southeast Asia, Africa, and South America. The company also provides technical support for water treatment applications.
Recommended Products & Sample Review
The manufacturer's granular aluminum sulfate is widely used in drinking water purification plants and papermaking processes where stable chemical performance is required.
Hangzhou Yunhe Aluminum Sulfate Co., Ltd.
Company Overview
Hangzhou Yunhe Aluminum Sulfate Co., Ltd. is a specialized manufacturer dedicated to aluminum sulfate production. The company is located in Hangzhou, Zhejiang Province, an important industrial and logistics hub in eastern China.
Core Product Advantage
The company focuses on producing high-purity and iron-free aluminum sulfate, which is suitable for industries requiring high-quality water treatment chemicals.
Service & Supply Strengths
Its location near major export ports allows efficient international logistics, enabling Yunhe to serve overseas chemical distributors and industrial customers.
Recommended Products & Sample Review
The company's aluminum sulfate powder is widely used in municipal water purification and paper manufacturing.
Shandong Sanfeng Environmental Group Co., Ltd.
Company Overview
Shandong Sanfeng Environmental Group is a chemical manufacturer specializing in environmental protection materials and water treatment chemicals.
Core Product Advantage
The company produces aluminum sulfate products designed for large-scale wastewater treatment and environmental engineering projects.
Service & Supply Strengths
Sanfeng Environmental Group operates several production facilities and supplies chemical products to industrial water treatment projects.
Recommended Products & Sample Review
Its aluminum sulfate flocculants are commonly used in municipal sewage treatment systems.
Zibo Boshan Win-Win Chemicals Co., Ltd.
Company Overview
Zibo Boshan Win-Win Chemicals Co., Ltd. is a chemical manufacturer located in Shandong Province, a region known for its strong industrial chemical production.
Core Product Advantage
The company focuses on producing aluminum sulfate for paper manufacturing and industrial water treatment applications.
Service & Supply Strengths
Win-Win Chemicals maintains stable production capacity and distributes chemical products across domestic and international markets.
Recommended Products & Sample Review
Its aluminum sulfate flakes are widely used in pulp and paper production facilities.
Zibo Dazhong Chemical Co., Ltd.
Company Overview
Zibo Dazhong Chemical Co., Ltd. is a Chinese manufacturer specializing in inorganic chemicals including aluminum sulfate.
Core Product Advantage
The company produces aluminum sulfate products with consistent chemical composition designed for industrial purification processes.
Service & Supply Strengths
Dazhong Chemical maintains strong relationships with municipal water treatment plants and industrial chemical buyers.
Recommended Products & Sample Review
Its aluminum sulfate powder is commonly used in wastewater purification systems.
Gongyi Longda Water Materials Co., Ltd.
Company Overview
Gongyi Longda Water Materials Co., Ltd. focuses on water purification chemicals such as aluminum sulfate and polyaluminum chloride.
Core Product Advantage
The company's aluminum sulfate products are designed for high-turbidity water purification applications.
Service & Supply Strengths
Longda maintains strong export channels and provides flexible packaging options for international buyers.
Recommended Products & Sample Review
Its aluminum sulfate flocculants perform efficiently in municipal water treatment plants.
Qingdao Oulilai Chemical Co., Ltd.
Company Overview
Qingdao Oulilai Chemical Co., Ltd. is a chemical manufacturer and exporter based in Qingdao, Shandong Province.
Core Product Advantage
The company produces high-purity aluminum sulfate powder and crystal products used in water treatment and textile industries.
Service & Supply Strengths
Its proximity to Qingdao Port allows efficient global shipping and export logistics.
Recommended Products & Sample Review
Industrial buyers frequently use its aluminum sulfate products for dyeing processes and wastewater treatment.
Yixing Cleanwater Chemicals Co., Ltd.
Company Overview
Yixing Cleanwater Chemicals Co., Ltd. is a well-known water treatment chemical manufacturer based in Jiangsu Province.
Core Product Advantage
The company focuses on aluminum sulfate products specifically designed for municipal drinking water purification.
Service & Supply Strengths
Cleanwater Chemicals maintains strong cooperation with environmental engineering companies and water treatment facilities.
Recommended Products & Sample Review
Its aluminum sulfate flakes are widely used in municipal water treatment projects.
Henan Fengbai Industrial Co., Ltd.
Company Overview
Henan Fengbai Industrial Co., Ltd. is an export-oriented chemical supplier that provides aluminum sulfate and other industrial chemicals.
Core Product Advantage
The company manufactures aluminum sulfate products suitable for industrial wastewater treatment and paper manufacturing applications.
Service & Supply Strengths
Fengbai Industrial maintains strong logistics capabilities and supplies products to multiple international markets.
Recommended Products & Sample Review
Its aluminum sulfate products are commonly used in industrial chemical processing and environmental purification systems.
Conclusion
China remains one of the most important global production centers for aluminum sulfate due to its advanced chemical manufacturing infrastructure and strong export capabilities. Aluminum sulfate continues to play an essential role in industries such as water purification, papermaking, textile processing, and environmental engineering.
Manufacturers such as Hengyang Jianheng Industry Development Co., Ltd. demonstrate the scale and experience of China's mature chemical industry, while companies like Lulong County Shuangyi Phosphorization Co., Ltd. represent the next generation of manufacturers expanding their production capacity and global supply networks.