The debate about the safety of genetically modified foods has been going on from the beginning. Generally speaking, there is no definite evidence to prove and show that genetically modified food is absolutely dangerous or safe to human life. Therefore, how to treat and treat genetically modified food has become a concern of Chinese people and food enterprises. Based on the analysis of the harm caused by the production and sales of genetically modified foods to the environment, agriculture and biodiversity, this paper aims to tell consumers how to face the commercialization and internationalization of genetically modified foods.