The storage time of frozen meat varies from 3 months to half a year according to different meats. The freezing time of chicken, duck, beef, sheep and pork is about 6 months, preserved meat slices, preserved meat and ham are about 3 months, and fish is about 4 months. With the passage of time, the nutrition of frozen meat in the refrigerator will slowly lose, and the flavor and taste of meat will become worse. If it is stored for too long, it will also lead to meat deterioration and affect eating.