1. The significance of infant milk powder segmentation Infant milk powder segmentation is to meet the nutritional needs of babies of different ages and to better adapt to the baby’s digestive ability and growth and development needs. At different stages, babies have different needs for nutrients such as protein, fat, carbohydrates, vitamins, minerals, etc., so it is necessary to choose milk powder suitable for this age group. 2. Classification method of infant milk powder segments According to the regulations of the Food and Drug Administration, the milk powder segments currently on the market