1, can't be eaten. The shelf life in jiaozi is very short. It is not recommended to vacuum package for a long time. It is recommended to put it for about three months. If you buy vacuum zongzi in a shopping mall, you can still keep it for 3-5 days at room temperature without opening the vacuum packaging bag, and you can also keep it in the refrigerator for two or three months. If the vacuum bag is found to be broken and leaking during storage, don't eat or drink.

2. jiaozi, which has been frozen in the refrigerator for a year, can't eat. Get rid of them Cooked zongzi can be frozen in the refrigerator for up to 3 months, and can't be eaten after 3 months. For vacuum-packed zongzi, one of them is "pseudo-vacuum". After this kind of zongzi is cooked, it is sealed in a plastic bag, and the air inside is pumped out, which makes customers feel "vacuum", but this kind of zongzi can't be preserved for a long time.