Specialized water supply system for providing clean and safe drinking water in laboratory animal breeding environments. Includes automatic water dispensers, water bottles, water dispensers, piping systems, water purification filters, and water quality management equipment for laboratory animals such as mice, rats, and rabbits used in research and development departments of pharmaceutical, chemical, and food manufacturers, as well as university research institutions. Provides hygienic water quality management compliant with GLP standards and appropriate hydration environment in accordance with animal welfare laws. Distinguished from general pet water dispensers and industrial water supply equipment, these are specialized devices that meet the strict water quality standards and continuous supply requirements specific to laboratory animals.