Interestingly To Lam, Vietnamese general secretary and extremely powerful man, was at the manor north Korean parade recently
https://youtu.be/0fjwnPz_Rco
This, in addition to the recent Chinese and russian visits, does lead one to believe north Korea might be emerging from it's very strong isolation of the past 10 years or so. Nork forces and arms also helped in Ukraine and are alleged to be appearing more in Africa again.