D&D Electronic Co., Ltd, which is the world’s leading manufacturer, was established in 1994, since they researched water in 1981. D&D Electronics transferred technological skills about Electrolyzed water to Japan when they were suffered from E.coli O-157 in 1996, and now D&D Electronics is producing the Disinfectant Generators (Sterilization Machines) for Human Health and Wellbeing. Having researched for 35 years in water, D&D Electronics made the first Disinfectant Generator, which produces disinfecting water to sterilize inside a humidifier using only a salt, water and electricity. After that, D&D Electronics developed this system for purpose of sterili