
Customize Your Perfect Heat Patch
We are the only manufacturer in China producing low-temperature fabric composite film. With an annual output of 10,000+ tons…

We are the only manufacturer in China producing low-temperature fabric composite film. With an annual output of 10,000+ tons…

Welcome to Hanyao Workshop, the largest warmer manufacturer in China. In this video, you’ll get a glimpse…

Check out the video, we use a tensile tester to test the tensile strength of the Toe Warmer Non-women bag…

A non-woven composite breathable membrane is a crucial component in air-activated warmers, controlling…

Check it out! The fresh new Period Pain Patch is on the production line. We use automated production machines…


Start the vacuum selaomh performance tester and adjust the pressure into 0kPa, then open…

Now is the peak production period of our factory. You can see that our production lines and workers are doing…

Watch our workers in action as they sort and inspect heat patches on the busy production line!

The secret to our heat warmers? Tiny, precise holes in non-woven fabric that control the oxygen flow…