The invention relates to a dry potato chip processing process, which comprises the following steps of raw material acceptance check, cleaning, peeling, color protection, cutting, hot boiling, draining, drying, sorting metering, packing and finished product obtaining. Potatoes are low-calorie and high-protein food containing various kinds of vitamins and mineral substance elements, in order to maintain the color, the aroma, the taste and the appearance of potato chips and the nutrient substances such as vitamin, protein and the like, the dry potato chips are processed, the nutrition is balanced, the quality is good, and the dry potato chips are suitable for mass consumption.