In recent years， economically motivated adulteration （EMA） and food fraud have occurred frequently， causing serious harm to food safety and food industry. The United States was the first country to propose the concept of EMA and has proposed a series of measures to address it. This article analyzes the definitions of EMA and food fraud， relevant laws and regulations， and measures to deal with food fraud in the United States. By drawing on the experience of the United States in dealing with food fraud， this article analyzes and summarizes the current situation of food fraud in China， and puts forward suggestions for China to deal with these problems.