2. Refrigeration: If you want to keep the bought oysters for a long time, just put them in the refrigerator 1 week or so. When it is put into the refrigerator, it is recommended not to put it directly, so that the water in oysters will be lost and the taste of oysters will change. So you can prepare a basin of salt water, then put the oysters in the basin and cover them with a layer of wet cloth or wet sponge to ensure the humidity of the oysters. With this preservation method, oysters will be kept in the refrigerator for about a week, and there will be no problem.
3, frozen preservation: If the amount of oysters is relatively large and needs to be preserved for a long time, then there is a way to freeze. Frozen oysters must have lost their vitality, but as long as they are well frozen, they still taste the same. If it is raised at home, wash the oysters directly, then put them in salt water and bag them for freezing. If it is a large quantity, you need to prepare a special freezer or freezer to freeze it, and then box it, so you don't have to worry about it being broken whether you eat it yourself or transport it.