Namely: characteristics, advantages and benefits are in the field of marketing. FAB: marketing methodology FAB, that is, characteristics, advantages and benefits. In the marketing field, it is more conditional and efficient to describe a product according to the order and steps of FAB. Namely: characteristics: attributes; Advantages: (transformation) effect; Benefitis: benefit. F: Hotan jade bracelet tremolite jade A: decorative beauty, decorative beauty B: more temperament, aesthetic feeling, can enhance their own taste and so on.