Pet nutritionists provide healthy feeding, safe prevention of pet diseases, civilized and scientific pet keeping, and provide pet health consultation and health maintenance behaviors for pet breeders by learning and understanding the basic knowledge of pet physiology, pet nursing skills, animal nutrition theory, pet food hygiene knowledge, pet feed safety and health, And technical practitioners who provide technical formula, process design and pet food production for pet food enterprises. The technical practitioners are the indispensable technical workers and the maintainers of the safety and health development of the pet industry in the urban management industry. It is responsible for the prevention of urban pet diseases, pet health care, civilized and scientific breeding of urban animals, and to meet the urgent needs and mission of professional and technical personnel for the development of pet food industry.