This paper mainly discusses how to optimize and innovate food safety and quality supervision mechanisms and improve supervision efficiency,performance methods,and measures.First,by analyzing the historical development,main control links,laws and regulations systems,and personnel training of supervision mechanisms in various countries,we compare the differences in food safety and quality supervision mechanisms at home and abroad and explain their advantages and disadvantages.Then,we propose corresponding policies and suggestions from the perspectives of targeted improvement,innovation,and informatization.Finally,the prospect of regulatory mechanism reform and possible future development directions are discussed.