What advanced black technologies does Xiaomi have?

Xiaomi has many black technologies, including:

-Air charging: This technology gets rid of the traditional plug-in charging method and can be charged in your hand. It is really an epoch-making technological innovation.

-High-density battery technology: This black technology is not necessary, but it does add points.

-MIUI 14: Xiaomi brought a smoother MIUI 14 and a lot of "black technology".