The smoked horse sausage packaged in a real room will not go bad after being mailed for a week. Vacuum-packed horse intestines can be stored for 5 to 10 days, and can be stored for about 20 days in winter when the temperature is low. Vacuum-packed cooked food needs to be placed in the refrigerated area of ??the refrigerator. Direct sunlight should be avoided when stored at room temperature.