摘要:C omparative study of modern foreign market supervision and management, supervision and management of a country not to the country's economic, to prevent the issue of economic security. The economy is more open, more to strengthen the supervision and management of economic security. Highlight the issue of food security in China, from the general concept of the safety of the food economy, the main factors to affect the grain of economic security, food security and food trade market and food economic security must establish risk prevention mechanism of the grain trade, discussed several aspects food economic security.