Since I scolded someone up thread for saying "blatant lie", I'd better point out that you should just as much drop "That's bullshit" from your comments here, regardless of how wrong another user may be. Please review https://news.ycombinator.com/newsguidelines.html and especially note the point about not calling names in arguments.
There's a reason nobody bothers to cite Chinese papers, it's because you should cite the original instead.
5G is a technology without purpose.