High-end grade. The price of high-end bread is about 50- 100 yuan, and the price of Carlton bread is about 50-80 yuan, which is in line with the characteristics of high-end grade; High-end bread adopts fat-controlled whole wheat, which has the characteristics of low calorie and high fiber. Carlton bread is made of fat-controlled whole wheat, which has the characteristics of low calorie, high fiber and good taste. So Carlton bread belongs to high-end grade.