established by Dr. Choi Eun-a who is the third daughter-in- law of Dr. Kim Il-hoon (penname Insan) which has inherited hundreds of methods in manufacturing bio-medical products and healthy foods and their usage from Dr. Kim, who was a bamboo salt inventor, and the founder of oriental cancer medicine. Insan inherited the Hwal In Gu Se (活人救世) spirit of Dr. Insan and also researches, develops, manufactures and distributes healthy food such as bamboo salt, medical soy sauce, Sarijang, mineral-fed duck, and ginseng tea. We only manufacture 100% additive-free natural food .