I don't know how bad these things are in Vietnam, but please be careful reading texts like these over plain HTTP. HN is https for me, but pastebin isn't. You could use https://pastee.org instead.

Ofcourse, make sure that the certificate you get is actually from a non-vietnam authority. I think you can enforce this by running chrome.

What is the punishment for reading banned news?

An interesting question, though from this piece anyway, it sounds like the focus is on the publishers not the readers.