Chamjayeon is the company processing of agricultural product.CEO of Chamjayeon developed based the thery of blackbean's nutritionand her experience of her husband's care.The name of production is "Chungnamsoo's Blackfood, the first story Blackbean"The method of marketing are   on line mall(CJ, GS, NH, IS mall, Kongsim. com)  Namsoo Chung's book, "I saw the miracle by blackbean."mouth to mouth.We have blogs "Go_biz korea," "Naver", "Daum", "Catalk".We had paticipation in an exibition several times.