Hanyao Medical – The Cold Never Bothered Me Anyway

About Hanyao Medical

Jiangsu Hanyao Medical Devices Co., Ltd., established in 2017, is a leading innovator in the research and development of medical heat patches, disposable air-activated warmers, medical nanopore osmotic materials, heat sustained-release materials, and temperature-control technologies.

As the largest OEM manufacturer of air-activated warmers and medical heat patches in China, we serve global markets with precision-engineered thermal solutions that combine safety, comfort, and long-lasting performance.

63 advanced production lines
Daily production capacity up to 5 million units
50,000 sqm modern manufacturing facility
ISO13485, CE, ISO9001, BSCI, HALAL, SGS certified

Our Products

Innovative thermal solutions for pain relief and warmth

Regular Air-activated Products

Hand Warmer

Disposable air-activated warmer providing up to 10 hours of consistent heat.

Shoulder & Neck Warmer

Ergonomic design for targeted relief of neck and shoulder tension.

Shipping Warmer

Designed for temperature-sensitive shipments requiring thermal protection.

Heat Patch

Self-heating patch for muscle and joint pain relief with extended duration.

Physical Therapy Products

Warming Belt

Flexible belt for abdominal and lower back warmth and pain relief.

Shoulder & Neck Warmer IV

Advanced version with improved heat distribution and comfort fit.

Joint Heat Patch

Targeted heat therapy for knees, elbows, and other joints.

Knee Warmer

Supportive warmer for arthritis, stiffness, and post-exercise recovery.

Period Pain Patch

Designed for menstrual cramp relief with gentle, consistent heat.

Foot Insole Warmer

Thin, discreet insoles to keep feet warm in cold environments.

Steam Eye Mask

Relaxing eye mask with soothing warmth for eye strain and fatigue.

Thermal Solutions

Customized warmth and pain relief for every need

Fishing Solution

Stay warm during long hours on the water with reliable hand and body warmers.

Camping Solution

Keep warm in your tent or around the campfire with portable, long-lasting heat.

Skiing Solution

Maintain dexterity and comfort on the slopes with advanced warming technology.

Jogging Solution

Stay warm during early morning or winter runs with lightweight, breathable warmers.

Pain Relief Solution

Effective heat therapy for muscle soreness, joint pain, and menstrual discomfort.

Hunting Solution

Stay motionless and warm during extended outdoor hunts with discreet warmers.

Our Factory

Located in Xuzhou, Jiangsu, our state-of-the-art facility spans 50,000 square meters and houses 63 advanced production lines dedicated to air-activated warmers and medical heat patches.

With a daily production capacity of up to 5 million units, we ensure consistent quality, rapid turnaround, and scalable supply for global partners and distributors.

50,000 sqm manufacturing space
63 automated production lines
Global logistics and OEM support
Full compliance with international standards

Frequently Asked Questions

How do air-activated warmers work?

They use a chemical reaction between iron powder and oxygen in the air to generate safe, consistent heat for several hours.

Are Hanyao heat patches safe for sensitive skin?

Yes, all our products undergo clinical testing for skin sensitization and irritation, ensuring safety and comfort.

Can I customize packaging for my brand?

Absolutely. As an OEM manufacturer, we offer full customization including packaging, labeling, and product specifications.

What is the shelf life of your warmers?

Most products have a shelf life of 3 years when stored in a cool, dry place away from direct sunlight.

Contact Us

Get in touch with our team for inquiries, samples, or partnership opportunities.

Contact Information

Email: [email protected]

Phone: +86-516-61880666

Mobile: +86 135 53050 604

WeChat: +86-13553050604

Skype: chinawarmer

Fax: +86 - 516 - 88019878

Address: No.901 Yongchang Road, Suining District, Xuzhou, 221200, Jiangsu, P.R. China

Visit Official Website

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Hanyao Medical The Cold Never Bothered Me Anyway