It turns out that two months ago RiT Display demonstrated two new flexible PMOLED prototypes - one "fixed curved" and one bendable. You can see the bendable panel below:

RiTDisplay flexible PMOLED prototype (Oct 2015)

According to Touch Display Research, RiT Display aims to start mass producing flexible PMOLEDs by the end of 2015.

The 4th International TADF Workshop 2019The 4th International TADF Workshop 2019