China’s Food Security

China’s food security problems facing the new situation, how to safeguard the Chinese grain security, is a question which this article must study. The research methods include investigation, the system analytic method, the microscopic analysis and the macroscopic analysis unifies, the method which the real diagnosisanalysis and the standard analysis unifies, the method which the quantitative analysis and the qualitative analysis unifies.This research including three major parts. The first mainly elaborate the research goal and the significance, the domestic and foreign research tendency, the research rationale, the research structure and the main content, the research mentality and the method and the research innovation place.The second main elaborations safeguards our country grain security the related theory。The third main elaborations safeguards our country grain securitythe concrete measures include improving the comprehensive grain production capacity,the implementation grain security internationalizations trategy, the perfect grain circulation system, the consummation grain reserves system, the establishment grain security early warning system and so on.