Fresh food through production, processing, packaging, transportation, storage, distribution, receiving a series of links to reach the hands of consumers, logistics, process traceability is an important measure to protect food safety. Traceability system is a chain of interlocking If a link is broken, it can not continue traces. Bar code and RFID technology based on the food cold chain logistics traceability system model of the building, will focus on fresh food logistics, RFID technology and bar code technology will combine to give full play their respective strengths, to form throughout the cold chain of food safety regulatory system for cold chain each node enterprises, government regulators, to provide a transparent end-consumers of food security. subsequent development to address the cost of RFID tags and labels the convenience of reading problems.