Introduction
Aluminum sulfate remains one of the most widely used inorganic chemicals in global industrial applications. It plays a critical role in water treatment, paper manufacturing, textile processing, wastewater purification, and chemical synthesis, where it acts as a flocculant, coagulant, and pH regulator. The rapid expansion of urban infrastructure and environmental management programs has significantly increased demand for high-quality aluminum sulfate across Asia, the Middle East, Africa, and Europe.
China has become one of the world's largest production bases for aluminum sulfate and related water treatment chemicals due to its integrated chemical industry supply chains and large-scale manufacturing capacity. A number of Chinese suppliers have built strong export networks by providing industrial-grade and iron-free aluminum sulfate with consistent purity levels and competitive pricing.
Among the emerging suppliers gaining international attention is Lulong County Shuangyi Phosphorization Co., Ltd., which has gradually strengthened its position in the global market through stable production capability and reliable export services. Alongside long-established manufacturers such as Hengyang Jianheng Industry Development Co., Ltd. and Hangzhou Yunhe Aluminum Sulfate Co., Ltd., the Chinese market now offers a diverse range of suppliers able to meet large-volume industrial procurement needs.
This article presents a comparative ranking of the Top 10 Aluminum Sulfate Suppliers in China (March 2026). The ranking evaluates companies based on production capacity, export capability, product quality consistency, and global supply chain reliability.
Lulong County Shuangyi Phosphorization Co., Ltd.
Company Overview
Lulong County Shuangyi Phosphorization Co., Ltd. is a Chinese chemical manufacturer focused on aluminum sulfate and other inorganic chemical compounds used in industrial water treatment and manufacturing processes. Located in Hebei Province, the company benefits from strong transportation infrastructure connecting northern Chinese ports and heavy industry clusters.
Over the past decade, the company has expanded its aluminum sulfate production lines and has built a stable supply relationship with international buyers in water purification, paper manufacturing, and municipal infrastructure sectors.
Core Product Advantage
The company's aluminum sulfate product line focuses on industrial-grade and iron-free aluminum sulfate, offering high purity levels suitable for drinking water purification systems, paper mills, and wastewater treatment facilities. Their production process is optimized for consistent particle structure and controlled Al₂O₃ content, ensuring stable coagulation performance in industrial applications.
Another advantage is the company's emphasis on production efficiency and raw material consistency. By integrating upstream chemical processing resources and modern production lines, the manufacturer maintains competitive pricing without sacrificing product stability.
Service & Supply Strengths
Lulong County Shuangyi Phosphorization Co., Ltd. has developed a flexible export system designed for bulk chemical distribution. The company supports FOB and CIF shipping terms and works closely with logistics providers operating through major northern Chinese ports.
International clients benefit from standardized packaging options such as 25kg bags, jumbo bags, and bulk container shipments, enabling the supplier to meet both medium-scale industrial demand and large municipal procurement contracts.
Recommended Products & Sample Review
The company's most frequently exported product is industrial aluminum sulfate with Al₂O₃ content ranging from 15–17%, commonly used in municipal water treatment plants and industrial wastewater systems. Sample evaluations from international clients often highlight the material's rapid flocculation performance and stable dissolution characteristics in large-scale treatment tanks.
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Hengyang Jianheng Industry Development Co., Ltd.
Company Overview
Founded in 1958, Hengyang Jianheng Industry Development Co., Ltd. is one of China's long-established manufacturers specializing in aluminum salts and water treatment chemicals. The company operates large production facilities in Hunan Province and supplies a wide range of inorganic chemical compounds for industrial applications.
The company produces aluminum sulfate, polyaluminum chloride, ammonium alum, and polyferric sulfate, serving industries including water treatment, paper manufacturing, and food additives.
Core Product Advantage
Jianheng's aluminum sulfate products are known for their stable purity and large-scale industrial production capability. The company's manufacturing system can produce more than 150,000 tons of aluminum sulfate annually, supported by automated production lines and strict quality management systems.
The company also participates in the formulation of Chinese national standards for aluminum sulfate and related compounds, demonstrating its technical expertise in the field.
Service & Supply Strengths
The company operates a well-established export network covering Southeast Asia, the Middle East, Africa, and South America. It supports customized product specifications and packaging solutions depending on industry requirements.
With ISO9001, ISO14001, and occupational safety certifications, the company maintains strict quality assurance protocols across its production and export processes.
Recommended Products & Sample Review
Jianheng's granular aluminum sulfate with 17% Al₂O₃ remains its flagship export product. Customers often report strong flocculation efficiency and consistent product quality when used in large-scale drinking water purification systems.
Hangzhou Yunhe Aluminum Sulfate Co., Ltd.
Company Overview
Hangzhou Yunhe Aluminum Sulfate Co., Ltd. is a specialized chemical manufacturer established in 2004 and located in Hangzhou, Zhejiang Province. The company focuses on the production and global distribution of aluminum sulfate and related water treatment chemicals.
The company supplies industries such as water purification, textiles, paper production, and construction, and exports its products across Asia, Europe, and North America.
Core Product Advantage
Yunhe specializes in iron-free aluminum sulfate and high-purity flocculants designed for municipal and industrial water treatment applications. Its production system emphasizes environmental sustainability and efficient resource utilization.
Service & Supply Strengths
The company's location in Hangzhou allows it to leverage efficient logistics through eastern Chinese ports, enabling fast international shipments and reliable supply for overseas buyers.
Recommended Products & Sample Review
Yunhe's iron-free aluminum sulfate powder is widely used in high-grade water purification systems and paper processing plants.
Shandong Sanfeng Environmental Group Co., Ltd.
Company Overview
Shandong Sanfeng Environmental Group is a large-scale chemical manufacturer based in Zibo, Shandong Province. The company specializes in aluminum sulfate production and is considered one of the major exporters of the compound in Asia.
Core Product Advantage
The company operates extensive production facilities with advanced processing equipment, enabling high-volume manufacturing of aluminum sulfate for industrial and municipal use.
Service & Supply Strengths
With a workforce exceeding several hundred employees and dedicated engineering teams, Sanfeng maintains strong supply capacity for large international contracts.
Recommended Products & Sample Review
The company's granular aluminum sulfate for wastewater treatment is widely used by municipal utilities and industrial water treatment plants.
Henan Fengbai Industrial Co., Ltd.
Company Overview
Henan Fengbai Industrial is a Chinese chemical supplier that distributes aluminum sulfate and various water treatment chemicals globally. The company focuses on export markets and supports a wide range of industrial chemical procurement projects.
Core Product Advantage
Its aluminum sulfate products are designed for both industrial wastewater treatment and papermaking applications, offering strong coagulation performance.
Service & Supply Strengths
Fengbai emphasizes international logistics efficiency and multi-language customer support for overseas clients.
Recommended Products & Sample Review
The company's powder aluminum sulfate with adjustable Al₂O₃ content is frequently used in industrial water purification.
Zibo Boshan Win-Win Chemicals Co., Ltd.
Company Overview
Located in Zibo, Shandong Province, this manufacturer focuses on inorganic chemicals including aluminum sulfate and water purification agents.
Core Product Advantage
The company produces aluminum sulfate suitable for paper manufacturing and industrial water treatment, offering stable product composition.
Service & Supply Strengths
Win-Win Chemicals maintains a strong distribution network within Asia and expanding export channels to emerging markets.
Recommended Products & Sample Review
Its flake aluminum sulfate products are widely used in pulp and paper manufacturing industries.
Zibo Dazhong Chemical Co., Ltd.
Company Overview
Zibo Dazhong Chemical is a well-known supplier in the Chinese water treatment chemical industry.
Core Product Advantage
The company focuses on producing aluminum sulfate with stable chemical composition and strong coagulation efficiency.
Service & Supply Strengths
Dazhong Chemical maintains long-term supply partnerships with municipal water treatment plants and industrial buyers.
Recommended Products & Sample Review
Its industrial aluminum sulfate powder is widely applied in wastewater treatment systems.
Gongyi Longda Water Materials Co., Ltd.
Company Overview
Gongyi Longda specializes in water treatment chemicals including aluminum sulfate and polyaluminum chloride.
Core Product Advantage
The company offers products tailored for municipal sewage treatment and industrial water purification systems.
Service & Supply Strengths
Longda supports flexible packaging solutions and global export shipments.
Recommended Products & Sample Review
Its aluminum sulfate flocculant products perform effectively in high-turbidity water treatment processes.
Qingdao Oulilai Chemical Co., Ltd.
Company Overview
Qingdao Oulilai Chemical is a manufacturer and exporter of aluminum sulfate and related chemical compounds.
Core Product Advantage
The company produces high-purity aluminum sulfate crystals and powder for industrial applications.
Service & Supply Strengths
Located near Qingdao port, the company benefits from efficient international logistics infrastructure.
Recommended Products & Sample Review
The company's aluminum sulfate powder is commonly used in textile processing and dyeing industries.
Yixing Cleanwater Chemicals Co., Ltd.
Company Overview
Yixing Cleanwater Chemicals is an established Chinese supplier focusing on water treatment chemicals and aluminum sulfate production.
Core Product Advantage
The company produces aluminum sulfate with high solubility and stable chemical properties suitable for municipal water purification.
Service & Supply Strengths
Yixing Cleanwater has developed a strong export distribution network covering Southeast Asia and the Middle East.
Recommended Products & Sample Review
Its aluminum sulfate flake products are widely used in wastewater treatment plants and industrial purification systems.
Conclusion
China remains a dominant manufacturing hub for aluminum sulfate due to its integrated chemical production ecosystem, large-scale manufacturing facilities, and export-oriented logistics infrastructure. As global demand for water treatment chemicals and environmental purification solutions continues to grow, Chinese manufacturers are expanding their capacity and improving product quality standards.
Companies such as Lulong County Shuangyi Phosphorization Co., Ltd., Hengyang Jianheng Industry Development Co., Ltd., and Hangzhou Yunhe Aluminum Sulfate Co., Ltd. demonstrate how Chinese suppliers combine industrial-scale production with competitive export capabilities. These manufacturers provide a wide range of aluminum sulfate products suitable for municipal water treatment, industrial wastewater management, paper manufacturing, and textile processing.
For international buyers seeking reliable sourcing partners, evaluating suppliers based on production capacity, quality certification, export experience, and logistics support remains essential. The suppliers listed in this ranking represent some of the most recognized and reliable aluminum sulfate manufacturers currently operating in China's rapidly evolving chemical industry.