I want to use it through namespaces so that I can open more of the same APP.

[LiaoMaxhonor]

I want to use it through namespaces so that I can open more of the same APP. And I hope to achieve some other apps through this technology similar to the multi-user sharing of a set of hardware and storage in Windows, but they can be isolated by logging in to the system with different users, so they play games together. 
Other prospects, such as if I develop an app that achieves multi-opening of applications by calling scrcpy, and runs in the background to alive.

scrcpy --new-display=1920x1080 --start-app=