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Super Absorbent Polymer Manufacturer Since 2003

HOW U is a global leader in SAP innovation, integrating R&D, manufacturing, and service. As a lead drafter of international and national standards, we deliver high-performance, ISO-certified super absorbent polymers for hygiene, medical, and industrial applications.

Super Absorbent Polymer Production
ISO Class I Certified

About HOW U

Since 2003, HOW U has been at the forefront of super absorbent polymer innovation, delivering cutting-edge solutions for hygiene, medical, and industrial applications.

Founded

2003

Patents

3 National + 13 Utility

Standards

2 National & 2 International Lead Drafter

R&D Focus

Industry-University Cooperation

Our Mission

HOW U devotes itself to providing a whole new experience for customers of hygiene products and industry. We integrate research and development, manufacturing, sales, and service to deliver innovative SAP solutions.

With six product series and dozens of innovative SAP types, we serve global clients in baby care, feminine hygiene, adult incontinence, pet care, medical, and industrial sectors.

HOW U Facility

Our Products

Discover our comprehensive range of super absorbent polymers engineered for performance, safety, and reliability.

SAP for Baby Diaper

SAP for Baby Diaper

High absorption, fast distribution, low gel blocking for superior dryness.

SAP for Adult Diaper

SAP for Adult Diaper

Designed for high-load absorption and long-term comfort.

SAP for Sanitary Napkin

SAP for Sanitary Napkin

Ultra-thin, high-absorption SAP for feminine hygiene products.

SAP for Pet Pad

SAP for Pet Pad

Odor control and high absorption for pet hygiene solutions.

ISO Class I SAP-B

ISO Class I SAP-B

Only SAP meeting ISO19699-2 Class I standard for blood absorption.

SAP for Medical

SAP for Medical

Sterile, high-purity SAP for wound care and medical absorbents.

SAP for Cable

SAP for Cable

Water-blocking powder for communication and optical cables.

Antibacterial SAP

Antibacterial SAP

Inhibits bacterial growth for enhanced hygiene in absorbent products.

Deodorant SAP

Deodorant SAP

Neutralizes odors in sanitary and incontinence products.

SAP for Water Swelling Rubber

SAP for Water Swelling Rubber

Used in sealing and waterproofing applications.

SAP for Absorbent Paper

SAP for Absorbent Paper

Enhances liquid retention in specialty paper products.

Custom SAP Solutions

Custom SAP Solutions

Customer-specific formulations and performance tuning.

Why Choose HOW U?

We combine innovation, quality, and global standards to deliver unmatched SAP performance.

ISO Class I Certified

Our SAP-B is the only product meeting ISO19699-2 Class I standard for blood absorption.

Standards Leadership

Lead drafter of 2 national and 2 international SAP standards.

National Testing Center

Certified lab for SAP product testing per international and national standards.

Automated Production

State-of-the-art automated SAP production line ensures consistency and scale.

Global Partnerships

Cooperation with top 500 hygiene companies and domestic universities.

Innovation & Patents

3 national invention patents and 13 utility model patents.

2003
Founded
6
Product Series
16+
Years of Expertise
15
Patents

Frequently Asked Questions

What is Super Absorbent Polymer (SAP)?

SAP is a functional polymer material with strong hydrophilic groups and crosslinking structure, capable of absorbing hundreds of times its weight in water. It is widely used in hygiene, medical, and industrial applications.

Is HOW U's SAP ISO certified?

Yes. Our SAP-B is the only product globally that meets ISO19699-2 Class I standard for blood absorption.

Can you customize SAP formulations?

Yes. We accept customer-specific product requirements and offer tailored SAP solutions.

Where is HOW U located?

Our factory is located in the Industrial Zone, Bucun Sub-District, Zhangqiu, Shandong, China.

Get in Touch

We welcome inquiries from distributors, partners, and industry professionals worldwide.

Contact Information

Factory Address: Industrial Zone, Bucun Sub-District, Zhangqiu, Shandong, China

Email: [email protected]

Phone / WhatsApp: +86 13176401374

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