Long time no see/read from you friend. Hopefully, your studies is going well for you.Last year, Unity formed a joint venture in China
And the partners of this joint venture is...
So its possible that Mihoyo could obtain more favourable rates or different license agreements through this partnership.
Its a good thing I was lazy and didn't spend too much time learning Unity, going to learn how to use Godot instead. I feel bad for the Indie devs who spent so much time learning and working on their projects in Unity, only to be exploited like this.