The peak season of self heating warmers factory
Now is the peak production period of our factory. You can see that our production lines and workers are doing…
Behind the Scenes at Our Heat Patch Factory!
Watch our workers in action as they sort and inspect heat patches on the busy production line!
The Secret Behind Our Heat Warmers: Microporous Oxygen-permeable Technology!
The secret to our heat warmers? Tiny, precise holes in non-woven fabric that control the oxygen flow…
Non-woven fabric cutting machine
Our non-woven fabric cutting machine is running. We can produce non-woven fabric by ourselves for warmer use…
Domestic top lab for warmers
Please follow me into Hanyao’s professional laboratory. We are equipped with very complete and advanced testing equipment and device…
What’s the raw materials of disposable hand warmer? And what’s the role of them?
Disposable heat packs typically contain a combination of ingredients that work together to generate heat…
Our Fabric Workshop and Warehouse
As a raw material and an important part of the warmer and heat patch, non-woven fabric plays a vital role…
Explore our advanced Western style nonwoven storage racks!
Discover how our advanced Western style racks and spacious warehouse ensure optimal conditions for every item…
The key raw material for air-activated heat patch!
In this video, we show the storage process of non-woven fabric as the primary raw material for air-activated heat patch…
Let’s see our beautiful factory buildings
Hanyao is a modern production factory with 50000 square meters, which is the biggest OEM manufacturer…