And where is NK getting that material/technology from? NK is building rockets and military equipment since decades in numbers and quality that there is no doubt that chinas hand is in there and using it as a proxy to militarize authorian regimes at will, without getting their own hands dirty. China itself can not send weapons to ukraine without mudding their global stance. But that one weird uncle in the north is perfect as an outlet for military equipment to arm the scum of the earth.