Premium Water Treatment Agents for Industrial & Municipal Applications

Trusted manufacturer of Polyaluminum Chloride (PAC), Polyferric Sulfate, Polyacrylamide (PAM), Decoloring Agents, Biochemical Bacteria, and more. ISO-certified, high-efficiency solutions for clean water worldwide.

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Industrial Water Treatment

Advanced coagulants and flocculants for wastewater, oilfield, and industrial process water.

Drinking Water Safety

ISO-certified PAC and aluminum sulfate for safe, clean municipal and potable water systems.

Global Supply Network

Serving clients in Vietnam, Thailand, Malaysia, Indonesia, Russia, Europe, and across China.

About Lanyao Water Treatment

Founded in the early 1990s and headquartered in Yixing Industrial Zone, Jiangsu Province, LANYAO WATER TREATMENT CO., LTD is a professional enterprise integrating research, production, sales, and technical after-sales service of water treatment agents.

With a 20,000 square meter facility, a registered capital of 30 million RMB, and over 80 employees, we deliver high-quality water treatment chemicals trusted by domestic and international clients.

28M+

Annual Profit & Tax (RMB)

20,000m²

Factory Area

80+

Employees

1073+

Products Available

Our Core Products

Polyaluminum Chloride (PAC)

High-efficiency inorganic coagulant for water and wastewater treatment. Available in solid and liquid forms with 28-30% Al₂O₃ content.

• ISO White Grade Available
• Effective for COD & turbidity removal
• Used in drinking water, industrial effluent

Polyferric Sulfate (PFS)

Advanced iron-based coagulant with strong de-colorization and phosphorus removal capabilities.

• High iron content (≥11%)
• Low residual iron
• Ideal for textile and dyeing wastewater

Polyacrylamide (PAM)

High molecular weight flocculant available in anionic, cationic, and non-ionic forms.

• Molecular weight up to 20 million
• Used in sludge dewatering
• Oilfield and mining applications

Decolorizing Agent

Specialty chemical for removing color from industrial wastewater, especially in textile and printing industries.

• Removes >90% color
• Fast reaction time
• Compatible with PAC/PFS

Biochemical Bacteria

Microbial blends for enhancing biological treatment in wastewater plants and septic systems.

• Breaks down organic sludge
• Reduces odor and BOD/COD
• Eco-friendly and non-toxic

Defoamer Agent

Efficient liquid defoamer (30-60% active content) for eliminating foam in industrial processes.

• Fast-acting and long-lasting
• Compatible with various systems
• Prevents overflow and inefficiency

Calcium Chloride Powder

High-purity calcium chloride for de-icing, dust control, and as a coagulant aid in water treatment.

• 94-96% purity
• Fast-dissolving granules
• Hygroscopic and effective

Surfactants & Additives

Mild amphoteric surfactants (CAB-35/CAPB 35%) and oilfield additives for enhanced performance.

• Low foaming, high stability
• Used in membrane cleaning
• Improves chemical compatibility

View All 1073+ Products

Why Choose Our Solutions?

Certified Quality

ISO 9001, ISO 14001, CE, ROHS, SGS – all products meet international safety and quality standards.

Global Reach

Serving clients across Asia, Europe, Russia, and China with reliable logistics and support.

Technical Expertise

Dedicated R&D and engineering teams provide tailored solutions and after-sales service.

High Efficiency

Optimized formulations ensure maximum performance with minimal dosage and cost.

Frequently Asked Questions

What is Polyaluminum Chloride (PAC) used for?

PAC is a highly effective coagulant used in drinking water, industrial wastewater, and municipal sewage treatment to remove turbidity, color, and organic matter.

Can your products be used for drinking water?

Yes, our ISO-certified PAC and aluminum sulfate are approved for use in potable water systems and meet strict safety standards.

Do you offer custom formulations?

Yes, our R&D team can develop customized water treatment solutions based on your specific water quality and process requirements.

What packaging options are available?

We offer 25kg bags, 200L drums, IBC totes (1000L), and bulk tankers depending on product and volume.

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