The Discipline Inspection Commission of Pinghe County, Fujian Province, has focused on corruption issues in the field of food procurement and sales, using the "regional collaboration" model to thoroughly investigate the clues of problems on the front line and consolidate the foundation of food security. The picture shows the county's discipline inspection and supervision cadres visiting Xizhou Village, Xiaoxi Town to learn about the relevant situation. Zhou Yizhen took the photo of the Discipline Inspection Commission of Nanping City, Fujian Province, establishing a full-process, regular and long-term supervision mechanism in the field of grain purchase and sales, using the method of "full cycle management" to strengthen the full-process supervision, comprehensive governance, and all-factor control from the source to the end. Recently, the city's discipline inspection and supervision cadres visited the city's grain and oil quality monitoring station to learn about the operation of smart grain depots. In the report of the 20th National Congress of the Communist Party of China, You Shaoheng proposed to comprehensively consolidate the foundation of food security and ensure that the Chinese people's livelihood is firmly held in their own hands. Ensuring food security is a top priority in building an agricultural power. Discipline inspection and supervision authorities should shoulder political responsibilities steadily and firmly, strictly investigate and deal with corruption issues in grain related fields, promote the purification of the political ecology of the food system, serve as a "escort" for food security, and guard the "food bag" of the people. Food security concerns the national economy and people's livelihood. "The purchase and sale of grain is a key link in ensuring food security. The Fujian Provincial Discipline Inspection and Supervision Authority has made the purchase and sale of grain a key area, and issued a notice to continuously deepen the special rectification work on corruption in the field of grain purchase and sale. The concept of" strict, accurate, practical, and stable "has been applied throughout the special rectification work on corruption in the field of grain, using the method of" full cycle management "to carry out supervision by region, field, layer, level, and stage, We will promote all-round consolidation of the foundation of food security. What are the risks and hidden dangers in the field of grain purchase and sales? How to grasp the supervision standards? How to dig deeper and investigate after finding a problem? "The answers to these important issues related to supervision can be found in the 'Operation Guide'," said the relevant person in charge of the Discipline Inspection Commission of Fuqing City, Fujian Province. The "Operation Guide" mentioned by the person in charge is a schematic diagram of the overall process risk points in the grain related field sorted out by the Fuqing Municipal Commission for Discipline Inspection and Supervision based on the "Key Points for Further Strengthening the Special Rectification and Supervision of Corruption in the City's Grain Purchase and Sales Field", focusing on key links such as grain planting, acquisition, storage, and sales, and listing 69 risk points in three major areas. This schematic diagram provides supervisors with a "manual" and cadres with a "flowchart" for performing their duties. "Agriculture is the foundation of the country, and the foundation is solid and the country is peaceful.". Fujian, with a grain self-sufficiency rate of only 23%, is the third largest grain sales area in China, with a high degree of external dependence. The task of ensuring food security is particularly arduous. "How can a province with a large grain shortage secure its" rice bowl "and manage its" granary "well?"? The discipline inspection and supervision authorities of Fujian Province responded with practice, "Using the 'full cycle management' approach to identify problems, conduct thorough investigations, and promote rectification based on regions, fields, levels, and stages." "The food system industry is unique, with a small circle, relatively concentrated resources, and strong professionalism. It is difficult for outsiders to see the 'doorways' of corruption." The relevant person in charge of the Fujian Discipline Inspection and Supervision Commission stated that in order to promote the systematic treatment of the persistent diseases in the food system, The province adheres to the "full cycle management" approach, deepens the "knowledge, supervision, and promotion" working mechanism, and makes efforts to "precision, sustainability, and effectiveness", combining point to area, and implementing classified policies