Xiaomi Builds Front-Facing Camera Under Its New Phone's Display - Bloomberg
Xiaomi provides more information about under-screen front camera technology: Digital Photography Review
Xiaomi Unveils Nearly Invisible Under-Display Smartphone Camera | PetaPixel
Xiaomi plans to bring under-screen cameras to its smartphones next year | TechCrunch
Rumor: Xiaomi Mi Mix 4 will have a completely invisible under display camera, rear display – Droid News
Xiaomi takes under-display camera technology a step further in unearthed patent by placing a lens on a flip module for front and rear-facing photography - NotebookCheck.net News
Oppo shows off a selfie camera hidden beneath a phone display (Update: Xiaomi too)