The Fuzhou Municipal Discipline Inspection and Supervision Authority has started to strictly investigate and deal with corruption issues in grain related fields, simultaneously promoting reform and governance through cases, and continuously consolidating and expanding the achievements of special rectification. The picture shows the special rectification work class on corruption in the field of grain purchase and sales in Fuzhou City, which analyzed and judged relevant clues to the problem. On January 29th, the Central Commission for Discipline Inspection and the National Supervision Commission publicly announced ten typical cases of violations of discipline and laws in the field of grain purchase and sales, including the case of Lu Lin, former Party Secretary and Director of the Fuzhou Grain and Materials Reserve Bureau in Fujian Province. Food security is related to the national economy and people's livelihood, and it is "the largest of the country.". The Central Commission for Discipline Inspection and the National Supervision Commission recently issued the "Opinions on Deepening the Special Rectification of Corruption in the Field of Grain Purchase and Sale", requiring discipline inspection and supervision authorities at all levels to anchor the goal and task of thoroughly punishing systemic corruption, ensure that the mechanism remains unchanged, the intensity does not decrease, and the standards do not fall, and effectively serve to ensure national food security. How can discipline inspection and supervision authorities quickly and effectively carry out special rectification to promote the transformation of the governance achievements of corruption in the field of grain purchase and sales into supervision and governance effectiveness? The reporter interviewed relevant personnel about the investigation and handling of Lu Lin's case and the rectification work after the case. "Trace the clues and uncover the root causes of Lu Lin's violation of discipline and law in the intertwined network of interests. This was discovered during the special rectification of corruption in the field of grain purchase and sales in Fuzhou City.". In September 2021, at the beginning of the special rectification initiated by the Fuzhou Municipal Commission for Discipline Inspection and Supervision, it was determined to first start with the investigation and handling of real cases and punish corruption in the field of grain purchase and sales. Since then, a series of work has been carried out closely following the word "sieve". Dispatch capable forces to establish a clue verification team to collect and summarize clues to issues related to the field of grain purchase and sales discovered through channels such as prosecution, supervision and inspection, inspection and inspection, audit supervision, law enforcement and justice since the 18th National Congress of the Communist Party of China, and conduct inventory clearance to find out the bottom line and ensure that all investigations should be conducted; Organize each county (city, district) discipline inspection commission to closely follow the steps of grain procurement, storage, sales, etc., establish a hierarchical account of clues to grain related issues, regularly study and judge, accurately identify, and accurately handle clues to grain related issues; Linkage with special grain related inspections and special audit joint inspections conducted during the same period, and identify clues to problems from the mountains of business vouchers, accounting books, purchase and sales contracts and other data. Carry out inspections while reviewing and promoting. "The clue search and verification lasted more than a month, and the verification team has always adhered to the process of stripping and tracing every piece of information and clue.". "With the deepening of the verification, the name of Wang Yingguan has attracted our attention." Guo Qicai, Deputy Director of the Second Discipline Inspection and Supervision Office of the Fuzhou Municipal Commission for Discipline Inspection and Supervision, who participated in the verification work, introduced that Wang Yingguan has been operating in the field of food procurement and sales in Fuzhou for more than ten years, and more than a dozen enterprises under his name have maintained long-term food trade relations with state-owned enterprises under the Municipal Grain Storage Bureau. Cattle is hidden in trade. The verification found that the money for food procurement is always paid to private enterprises as soon as a contract is signed. On the contrary, the funds for grain sales have been delayed in recovery. "The time difference in purchase and sales transactions is likely to put a large amount of state-owned funds at risk." This is precisely the case. Guo Qicai said that Wang Yingguan had illegally misappropriated more than 700 million yuan of grain and oil purchases through a large number of so-called "financing" trades, such as "idling" and "taking orders" without actual grain and oil deliveries. This app to purchase