Product Center
Food-Grade Self-Heating Pack
Also known as: Self-Heating Pad for Ready-to-Eat Meals / Flameless Ration Heater (FRH)
Product Description:
A food-safe self-heating solution that quickly generates steam and heat upon activation with water—no fire or electricity required. Ideal for outdoor meals, emergency food rations, takeaway, and ready-to-eat applications. Fast heating in 15 minutes, eco-friendly, safe, and customizable.
Key Features:
⚡ Heats food in 15 minutes
No flame, no electricity needed
✅ Food-grade & FDA certified
Eco-friendly and anti-scald design
Customizable sizes, branding, and packaging

Fresh Food Absorbent Pad
Applications
Used in:
Fresh meat packaging
Seafood trays
Fruit and vegetable preservation
Food delivery & cold chain logistics
Supermarket ready-to-sell trays
Key Features
✅ High absorbency – absorbs 30ml~100ml liquid per pad
✅ Leak-proof structure – prevents fluid leakage and bacterial growth
✅ Food-grade safe – PE film and non-woven material, SGS & FDA approved
✅ Customizable size and color – white / black / printed
✅ Keeps food fresh and hygienic during transport and display

Composite Absorbent Paper
Product Name: Composite Absorbent Paper
• Description: Made of PE film, SAP layer, and non-woven fabric. Designed for high moisture absorption in food packaging and cold chain applications.
• Application: Ideal for meat trays, seafood packaging, fresh produce preservation, etc.

About Usn
——
Sichuan Haosu Technology Co., Ltd.
Founded in 2015, Sichuan Haosu Technology Co., Ltd. is a modern enterprise specializing in the research, production, and sales of food heating packs, gel ice packs, fresh absorbent pads, oxygen absorbers, and desiccants.
With over 20,000 m² of self-owned manufacturing space, Haosu is committed to food safety, product stability, and continuous innovation. In 2021, our facility was fully upgraded with advanced automation equipment and R&D capabilities, ensuring efficient, high-quality production.
Our Milestones:
• Established in 2015 with the launch of the “Haosu” brand
• Fully automated production lines operational since 2021
• ISO 9001 Quality Management System Certified (2022)
• FDA Food Contact Certification Approved (2022)
• Recognized as a High-Tech Enterprise in 2023
Our Mission
To deliver safe, eco-friendly, and innovative packaging solutions for the global food, pharmaceutical, and cold chain industries.
品牌介绍
BRAND INTRODUCTION
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