This article briefly describes the concepts of immersive virtual reality (immersive VR) and non‐immersive virtual reality (non‐immersive VR), and outlines the characteristics of immersive VR and its application status in emergency rescue training. The advantages and characteristics of VR and its application in the field of simulating and responding to emergencies of violent terrorist attacks, in the rescue work and medical security work of rescue personnel at the scene of violent terrorist attacks, discussed how immersive VR can simulate and respond to emergencies The advantages and disadvantages and their application prospects are of great significance to the study of simulation training for emergency rescue in the VR environment.