The SDE-GC/MS was used to investigate how the antioxidants affect the changes of volatile flavor components of Sichuan traditional bacon lay in low temperature.The result showed that after A,B,C treatments,the types of volatile aroma components of raw materials changed from 67 at the beginning to 75,64,63 at the end of cold storage.The types of phenols, hydrocarbons and carbonyl compounds changed from 56 to 55,45 and 44 and the relative contents changed form 69.19%to 59.30%,60.51%and 62.66%.The relative con...