Black-backed and German Shepherd are different names for the same breed. The Black-backed Dog, also known as the Kunming Dog, is actually the offspring of a cross between a German Shepherd and a native Chinese dog. German Shepherd is the abbreviation of German Shepherd Dog, which is native to Germany. Therefore, it can be said that the Blackback is a variety or strain of German Shepherd.

Kunming Dog is an internationally unidentified breed. There are three strains, including Black Back and Wolf Green. And grass yellow. The appearance characteristics of the black-backed strain include black coat color on the back, straw yellow belly, large head, wide face, short nose bridge, short and thick mouth, and wide distance between the ears. In terms of personality, the black-backed dog has the characteristics of high excitability, ferocious temperament, activeness, and aggressiveness. It has excellent alertness, protection, and bite capabilities. Therefore, it is the best breed of military and police dogs in China.