The concentrator is applicable to concentration of traditional Chinese medicine, Western medicine, glucose, starch, monosodium glutamate, dairy and chemical industry, etc. It is especially suitable for low temperature vacuum concentration of heat sensitive substances. It can carry out continuous sterilization and concentration. After careful calculation, precise design and improvements by professional designers of our company, it has more features and benefits than the original one. The concentrator is, especially applicable to concentration of heat-sensitive substances like milk as the heat up time is short and evaporation temperature is low, which seldom affects the color, flavor or nutrient components of the products.