Police dog training includes puppy training and working dog subject training. Puppy training refers to the training of police performance for dogs from 45 days to 6 months. Including physical exercise and the cultivation of courage, desire and perseverance. The subject training of working dogs is the training of basic subjects (sitting, lying, standing, companionship, etc.) for dogs that meet the standards. ) and professional subjects (searching for drugs and explosives, etc. ) After puppy training. As for the general training methods, in the puppy training stage, dogs are interested in balls. In the working dog training stage, dogs can know what is right and wrong through the basic principle of conditioned reflex, the rewards of balls and food, and the corresponding stimulation methods.