How did Xiaoding and Panther meet in western Henan?

Xiaoding and Panther in western Henan met in a dog farm. Yuan in western Henan is the director of a domestic dog farm in Zhengzhou. His daily job is to raise and train dogs. In the process, he got to know Panther and made him gradually popular because of his unique way of training dogs. In his kennel, there is a loyal pony named Panther. His position in the kennel can be said to be above all dogs. Every time a new dog enters the factory, it must be educated.