Well, you are the one who asked the question.It's technically sound, but strategically.. well, I hardly need to tell you gentlemen of the utter implausibility of us attempting such a thing.
Okay, let's get back to Chinese Flankers.
Besides, the movie was not about a first strike nuclear attack against the US, it was about a surprise attack with convetnional forces, meant to invade the US. The Chinese-Russian part was mentioned in passing.
Hehehe...besides it was fiction, it was not meant to really be completely plausible. It was meant to be entertaining to its principle audience in the US...and it was.