Fruit and vegetable crisps are made of fresh fruits and vegetables as the main raw materials, edible vegetable oil as the heating medium, and advanced technologies such as vacuum low-temperature frying. They can be dehydrated and dried quickly in a very short time, Get fruits and vegetables that are low in water content. Fruit and vegetable food with low oil content, crisp but not greasy, preserves the original shape, color, aroma and taste, and is rich in vitamins, minerals, fiber and other nutrients. It has low sugar, low salt, and low sugar content. Low Fat, low-calorie and other characteristics. Vacuum low-temperature oil bath dehydration refers to food processing and dehydration in a vacuum, which is an absolute oxygen-deficient state, so as to reduce the oxidation of oxygen and food in food processing, and avoid the harm to the human body and the erosion of bacteria due to oxidation reaction. For example, fatty acid, enzymatic browning and oxidation, carbonization, enzymatic change and other harmful substances, etc., to avoid many disadvantages and food nutrition loss caused by high-temperature frying.