Samsung recently applied for a patent on screen display technology. This patent describes a crimpable display, although according to the patent, the user can only unroll the crimped screen from the cylindrical and square receiving means only by fingerprinting. Unlike LG's curly display, Samsung has added a magnet design to its technology to make a curly screen.
However, the current patent does not explain how Samsung's curly display can be applied to smartphones, so we do not know what other uses it can do besides simply storing and copying information. But with the current background of the times, Samsung can curl the realization of the screen should be inseparable from the smart device.