AbstractWith the development of information and communication in the 21st century golobal economic, life open market regionalism based on the simultaneous trade liberalization and is spreading quickly. Geographically adjacent countries to keep competitiveness and regional economic cooperation between the countries has progressed. The proliferating food safety regulatory initiatives at domestic international, and transational levels by various actors with different perspectives have raised concerns regarding their important public health, international trade. Food safety is an area of international law where political and cultural fragmentation colides with deep market integrating and trade liberalization. Research on food safety is the main international SPS agreement, TBT agreement, CODEX, and other aspects of research and analysis.China and South Korea are neighbors, due to geographical advantages, the frequent economic exchanges between the two countries, communication range is very wide, but in recent years, China's food safety problems of food powers, is a cause for concern, especially in recent years, with China's economy growing at the same time, emerging food safety issues, Sanlu Event will make the food security problem of China into a climax, 2008 Beijing Olympic Games period, the issue of food safety has become a stumbling block in the international trade of china. in this paper, Especially between the two countries in food safety are not perfect. the food safety policy of China and South Korea's food safety policy comparison, some existing problems when there are China and South Korea free trade agreements, carries on the research analysis. As contribute to be the trade of China even the whole world. China's food safety management system should be improved to a level that trusted by the International community through the experience of other countries such as Korea, which is also the purpose of the comparative study of food safety management system.In order to improve the weak point of China's food safety management system we have to adopt a serious of measure such as deeping the understanding of food safety management establishing a uniform food safety management system.