关键词: 食品安全, 可追溯系统, 区块链

Abstract: Food quality and safety is a hot issue attracting much attention at present. Traceability system can help consumers, governments and food suppliers obtain enough commodity information in market transactions, so as to improve the low efficiency of information transmission in the market and situation of “adverse selection” of consumers; and alleviate consumers concerns and distrust on enterprises and governments when problems occurred in food safety. This paper summarized the definitions and record forms of traceability system, and behavior of consumers, suppliers and governments, and also the design methods of traceability system, etc.. Through comparative analysis of existing deficiencies at home and abroad, this paper pointed out the research direction of food quality safety traceability system in China in the future, hoping to provide some new perspectives for the follow-up research.

Key words: food safety, traceability system, blockchain