Foam box can protect winter jujube to a certain extent, thus extending the shelf life of winter jujube. It is suggested that the foam box can be stored in a cool, ventilated and dry place, and it can be stored for about 7 days. However, it is recommended to eat it in time, otherwise the water of winter jujube will be lost and the taste will be bad if it is put for too long.

Fresh-keeping method of winter jujube;

1, stored in the refrigerator. Winter dates can be packed in fresh-keeping bags and kept in the refrigerator. Low temperature is beneficial to prolong storage time.

2. Keep it in a fresh-keeping bag. Spread out the bought winter jujubes, pick out the winter jujubes with insect eyes or rot damage, and then put the remaining winter jujubes in fresh-keeping bags and store them in a cool and ventilated place. Although the storage time is not as long as that in the refrigerator, this method is simple and convenient.

Put it in the cold storage. A friend bought a lot of winter dates, which can't be put in the refrigerator and need to be put in the cold storage. The method is to put the winter jujube at the temperature of 5-8 degrees for one day, and then put it in the cold storage, keeping the temperature near 0 degrees and the humidity at 90-95%.

4. Pay attention to check and remove those damaged winter jujubes before storage, so as to avoid the germs in the damaged winter jujubes infecting other winter jujubes during cold storage. In addition, don't wash the winter jujube before refrigeration, but dry it. The storage time of washed winter jujube is generally less than 3 days, and it may gradually start to break after 3 days.