https://www.ifixit.com/Teardown/iPhone+XS++and+XS+Max+Teardown/113021?

XS displays are from Samsung, XS-Max are from LG, but they are both designed by Apple.
Apple actually uses their own OLED display design and I’m not talking about the dimensions,
I’m talking about the actual display technology. Apple’s just using Samsung and LG to mfg. Apple’s display designs.

こう書いてあるから気になる