The No.1 Spiral Freezer Manufacturer in China
Square, China’s No.1 and one of the world's largest IQF freezer manufacturers, listed on the Shanghai Stock Exchange since 2016
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Freezing & Cooking Solutions
Explore our high-quality spiral freezers, ovens, fryers, PIR panels and air coolers.
Square Products
Our IQF Spiral Freezers not only offer lower energy consumption and utilize environment-friendly refrigeration technology but also made breakthroughs in cold chain technology to ensure the best freezing results.
Leading Manufacturer of IQF Freezers and Food Processing Machineries
640000+
Campus (m2)
300+
Patents
3000+
Clients
5000+
Installations
1700+
Employees
80+
Countries exported
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Successful Projects
Our IQF machines have transformed businesses and brought them to new heights. With our expertise and dedication, we deliver exceptional results that exceed expectations.
Your Source for Spiral Freezer Expertise
Explore expert tips, industry trends, and innovative solutions to help you make the most of your spiral freezer investments.
How Long Does Frozen Food Last? Essential Storage Guidelines
Frozen food stored at 0°F (-18°C) or below remains safe to eat indefinitely, but quality typically peaks for 2 to…
Is Frozen Food Bad for You? Nutrition, Health, and Smart
Frozen food is not inherently bad for you. Plain frozen fruits, vegetables, fish, and lean proteins retain nearly all their…
What Happens to Viruses When Food Is Frozen: The Science
Freezing food does not reliably kill viruses in frozen food. It mainly keeps many foodborne viruses, such as norovirus and…
Why Blanch Vegetables Before Freezing: Preserve Freshness and Quality
Blanch vegetables before freezing to stop enzymes that damage color, flavor, texture, and nutrients in the freezer. Freezing slows these…
How Fast Freezing Prevents Moisture Loss: Science, Methods, and Industry
Rapid freezing helps food keep its texture because it forms small ice crystals quickly. These small crystals cause less damage…
What Causes Freezer Burn in Frozen Meat? Storage Tips and
Freezer burn in frozen meat happens when moisture escapes from the surface of the meat and oxygen moves in to…
Our Clients
Well-known companies around the world have found success through our meticulously crafted cold chain equipment and our professional services. See who we work with below.
