Classification of specialized equipment for laboratory animal breeding and husbandry. Equipment used in research and development departments of pharmaceutical, chemical, food, and cosmetic manufacturers, as well as universities and research institutions, to maintain appropriate breeding environments for laboratory animals such as mice, rats, and rabbits. Includes animal cages, feeding and watering systems, environmental control devices, breeding management equipment, and sanitation facilities. Equipment group necessary for constructing breeding environments compliant with GLP standards and animal welfare laws. Specialized equipment that meets the strict management requirements specific to laboratory animals, distinguished from general pet supplies and livestock equipment.