Concept foldable phones: check out these future folding and rolling smartphones TCL rollable phone

The foldable phones market isn’t a very busy one, but we see plenty of folding and rolling smartphones unveiled by companies that never see the light of day.

These are called ‘concept’ phones, handsets companies design to show off new tech with no intent to sell the phones themselves. Instead, they’re an idea of what we could see in the future.