Flexible and foldable panels have created a sensation since Royole and Samsung introduced their foldable phones by the end of 2018. Soon after that, LG revealed a stunning rollable TV at CES 2019. Flexible OLED displays are getting more attentions with products launched in the market in 2019. Samsung is expected to launch its folding smartphone in February 20 while its rival LG is also set to reveal a foldable smartphone soon. Meanwhile, Chinese smartphone makers including Oppo, Xiaomi and Huawei have all announced their plans of releasing folding phones in this y...