Photo: WN / RTayco

The Oppo X 2021 works thanks to a continuously variable Roll Motor Powertrain so the display can be any size between the minimum and maximum. Two motors apply a constant force to move the OLED screen uniformly and avoid damage. It works much like LG’s Signature OLED R rollable TV but a scroll diameter of just 6.8mm... read full story

Photo: Oppo mobile phone branch in Taiwan. Taken on April 2018.

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