G+G material, it’s flexible for the touch function. Original reflect coating, backlight will be much more bright. Original IC, it’s more stable the display function. You can open the case, if we are unable to resolve the issue which won't be happening in 99% cases.

Compatible Brand: For Samsung
Brand: Unbranded
Type: Display: LCD Screen, Display: Screen Digitizer, Touchscreen
Unit Type: Unit
Custom Bundle: No
Compatible Model: For Samsung Galaxy A7 (2018)
MPN: SM-329482304
Unit Quantity: 1
Colour: Black