The Xiaomi 12S Ultra Concept Phone can mount any Leica M lens over its second 1-inch sensor.
Xiaomi Shows Off Smartphone That Can Use Full-Size Leica Lenses
A Xiaomi with interchangeable lenses, the crazy concept of the Xiaomi 12S Ultra that crosses mobile with SLR
Xiaomi shows off unreleased concept smartphone with large dual 50MP sensors, Leica M mount: Digital Photography Review
The Xiaomi 12S Ultra Concept Is A Phone That Supports Interchangeable Leica Lenses
Xiaomi 12S Ultra Concept with Interchangeable Leica Lenses
Xiaomi Shows Off Smartphone That Can Use Full-Size Leica Lenses
Xiaomi unveils concept phone with an interchangeable lens camera - Neowin
Xiaomi 12S Ultra Concept Smartphone Lets You Use Full-Sized Leica M-Series Lenses - TechEBlog
Xiaomi unveils concept phone with interchangeable camera lenses: Hardware chaos or pure genius?