More and more mobile phones are using organic light-emitting diode screens. Oled screens have many advantages, including power savings, wide color gamut, thinness, etc.oled panels manufacturer, but they also have a disadvantage: branding problems.

In essence, extended use of an OLED screen can lead to pixel decay and the resulting lingering image can obscure the user's view. This has been a common issue with various devices featuring this type of screen, with even Pixel 2XL users experiencing similar problems after a short period of time.

flexible OLED This is primarily due to the static nature of the software navigation bar found on many Android phones, making it a prime culprit for branding issues on these devices.

It is impossible to predict when the OLED screen branding problem will occur,china oled so it has always been measured. If the phone's screen shows the same still image for 510 hours, and at the end of the 510 hour test, it shows a significant imprint, you can determine how much of the screen is imprinted.

Branding is not a concern for the average user

Obviously, the phone screen would eventually have branding problems, but the fastest way to do this was to display the same image for 17 hours straight. In general, you shouldn't have to worry about branding during the phone's lifetime.