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Metal Surface Treatment

Discover the Future of Metal Surface Finishing Solutions

With HanHe – Innovating Surface Treatment for Over 20 Years

About HanHe Vietnam

HANHE VIETNAM NEW MATERIALS Co., Ltd. is a multifaceted enterprise specializing in research, development, sales, and inspection of metal surface treatment solutions. With over two decades of experience, we are a trusted leader in metal pretreatment, cleaning, passivation, anodizing, and electroless nickel plating.

Our R&D team includes over 20 researchers with doctoral and master’s degrees, and we maintain strong partnerships with leading domestic colleges and research institutions to ensure continuous innovation and shared technological advancements.

20+

PhD & Master Researchers

20+

Years of Industry Experience

HanHe Laboratory

Why Choose HanHe?

We deliver excellence in every aspect of surface treatment

Quality

We are committed to providing superior surface treatment products that meet and exceed customer and regulatory standards.

Fast Delivery

Proudly maintaining a 96% on-time delivery rate, ensuring your operations never stall.

Eco-Friendly

Committed to producing environmentally sustainable products that reduce industrial impact.

24/7 Support

Our professional engineering and sales teams are available around the clock to assist you.

Our Main Products

Premium chemical solutions for every metal surface treatment need

98% Sulfuric Acid

98% Sulfuric Acid H2SO4

Used in pH regulation, water treatment, metal surface treatment, and as an electrolyte in batteries.

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LQ-F902 Phosphorizing Agent

LQ-F902 4-in-1 Phosphorizing Agent

Creates corrosion-resistant passivation layer on zinc alloy, galvanized sheet, and steel parts.

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LQ-A302 Degreasing Agent

LQ-A302 Low Foam Acid Degreasing Agent

Ideal for aluminum profile coating lines with strong mechanical stirring and low foaming.

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LQ-A002 Ash Removal Additive

LQ-A002 Aluminum Non-nitrogenous Ash Removal Additive

Nitrogen-free formula with excellent ash and film removal for aluminum surfaces.

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LQ-A801 Room Temperature Sealing Agent

Effective sealing for anodized aluminum at room temperature, improving corrosion resistance.

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LQ-A802 High-Temperature Sealant

Designed for high-temperature sealing of anodized aluminum surfaces in industrial applications.

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LQ-C301 Chromium-Free Passivator

Environmentally friendly, waterless passivation solution with excellent adhesion and weather resistance.

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LQ-F103 Powerful Degreasing Powder

High-performance degreasing agent for heavy oil and contaminant removal on metal surfaces.

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Industry Solutions

Tailored surface treatment systems for diverse industrial applications

3C Field · Aluminum Oxidation Series

Precision treatment for consumer electronics, smartphones, and computing devices.

Aluminum Profile · Oxidation & Coating

High durability solutions for architectural and industrial aluminum profiles.

Die-Cast Aluminum & Magnesium Alloys

Specialized cleaning and coating for lightweight alloy components.

Electroplating Pretreatment Series

Optimized degreasing and activation for flawless electroplating adhesion.

Radiator Series Products

Thermal efficiency enhancement with corrosion-resistant surface treatment.

Steel Parts Coating Series

Robust protection and adhesion for industrial steel components.

Get in Touch

Reach out to our professional team for product inquiries, technical support, or partnership opportunities.

Contact Information

Email: hanhe266@gmail.com

Zalo (Vietnamese): 039 7837588

WeChat (Chinese): +86 18819820102

Address: Bac Ninh City, Bac Ninh Province, Vietnam, HanWang Chemical Industry Park Building A

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