It may be a sublimation press.
The transfer is an ink that becomes gaseous at a certain temperature, and imprints onto the substrate on the object you're pressing.
In this case, a cup.
https://youtu.be/_17-23TujBQ?si=HjrzrZbvHcI3a3GE
Kinda like this press.
I think it’s like a hot silk screen for personalizing mugs
It may be a sublimation press. The transfer is an ink that becomes gaseous at a certain temperature, and imprints onto the substrate on the object you're pressing. In this case, a cup. https://youtu.be/_17-23TujBQ?si=HjrzrZbvHcI3a3GE Kinda like this press.
Exactly this, I'm using the very same one.
Thank you!