The Chinese come to the rescue of NASA and the movie literally concludes with one of the American heroes fist-bumping a Chinese astronaut on a joint mission back to Mars. It's a sad reminder of how bad the new cold war has become in just a few years.
2015: :wholesome: We can explore space together! :solidarity:
2022: President Xi is going to invade Taiwan at any moment LAUNCH THE NUKES NOW! :guts-rage:
:sadness:
To be fair to that film, the US were full of far-right terrorists trying to blow up the aliens, and it was actually the Chinese general hearing his own dying wife's words read back to him that brought about the cooperation.
That said, yes, they are depicted as all those other things during all the rest of the movie