The Chinese Ukraine Game: What Do the Chinese Have in Store for Their Russian “Friends”?

Why do the Russians buy inferior North Korean rockets and artillery shells that very often do not work and sometimes even explode prematurely, destroying the gun or rocket launcher and sometimes killing the crew? Despite this, they were able to build up a three-to-one artillery advantage at crucial moments. But still… Why don’t they buy the much better shells and rockets from their Chinese allies? They use weapons of the same calibers as the Rus…