The traceability system of navel orange can ensure the quality and safety due to the whole process control from orchard to market. Research on the whole process of navel orange is the foundation and premise of building the traceability system. Based on the analyses of whole food chain of navel orange from origin to market, HACCP is used to evaluate the risk and latent risk of the food chain of navel orange: planting, harvesting, processing, packing, transportation and sale, the critical control point of navel orange were fixed. Further, the traceability information of the navel orange traceability is determinate finally.