Abstract:This paper based on the teaching needs of Veterinary Surgery and Obstetrics and in conjunction with the typical job competencies required for veterinary assistants,takes the canine sterilization procedure as an example.It utilizes a virtual simulation training system as a platform for educational reform.The paper delves into five aspects of instructional design and practice:overall instructional design,teaching objectives,teaching strategies,teaching processes,teaching innovation,and teaching reflection.This paper aims to innovate informationbased teaching methods and explore the application effects of virtual simulation training platforms in vocational skilloriented courses.