Abstract: A conclusion should be educed that food safety should be defined as the fact that, food should not contain any poison, or injurant or harmful ingredients, but should meet human body needs of alimentation, and possess corresponding sensory properties such as food color, smell, taste, and form. There is still a grim situation of food safety in our country. Food safety, is also controlled by ethics in most occasions, whereas laws can be effectively executed only when promoted as the self- conscious faith and behavior standards of people. It is necessary for mutual aid according to ethics and laws. The methods for constructing both ethics and morality systems in food industry were put forward, including establishing food ethic criterion, enhancing ethic education, setting up models, strengthening publicity, establishing industrial ego inspect mechanism, adjusting benefits mechanism, and establishing industrial credit systems.

Key words: food safety, ethic, laws