According to the classification of masterbatches, we can find food-grade masterbatch. This product can be understood literally, that regarding the food category, general food plastics have certain requirements, in particular, food-grade plastics belong to the plastic outer packaging for supplying to food production enterprises. It is a product that is healthy and non-polluting. Generally, the demand for customers is relatively small and the requirements are relatively strict. Therefore, the price of food-grade masterbatch is much higher than that of other products.