1. Ventilate and dry: Chestnuts contain a certain amount of moisture and uneven heat dissipation, which can easily lead to mildew and deterioration. Therefore, spreading chestnuts in a ventilated place is a relatively simple and easy-to-operate storage method.

2. Storage in sand and soil: Clean the chestnuts, dry them in the sun for 1-2 days, and then bury them in the sand. This method can be stored for 2-3 months and is suitable for wholesale wholesale of chestnuts. It is a more traditional and old-fashioned method.

3. Storage of wooden barrels: Spread a layer of wet sand that is not sticky to your hands at the bottom of the barrel, then mix the wet sand with chestnuts in a ratio of 2:1, and continue to spread wet sand at the mouth of the barrel. Sand and store in a cool, dry place. This method can preserve chestnuts for a long time, but it may affect the taste.