1. How to keep oysters fresh? Refrigeration: If you want to keep oysters for a long time, they are still very delicious. You can keep them in the refrigerator. There are two ways to refrigerate oysters. One way is to sprinkle some water on it and then put it in a fresh-keeping box for refrigeration. The other is to take out the oyster meat and put it in a fresh-keeping bag or box for sealed preservation. Oysters without shells can generally be kept for ten days, and oysters with shells can be kept for 3-5 days.

2. Preservation at room temperature: The bought oysters can actually be preserved at room temperature. First, choose a cool and dark environment. Secondly, you can prepare an appropriate amount of water, put the oysters into the water, add some salt to the water to create a seawater environment, and then soak the oysters in the water at room temperature. If the weather is hot, you can change water 2-3 times a day, or add some ice to keep the water temperature. If it is cold, you can usually change the water once or twice a day.

3. Frozen preservation method: Frozen preservation is actually a preservation method suitable for a large number of oysters, especially for some merchants. In the case of frozen preservation, it is best to put the oysters in a foam box, and it is best to spread a layer of sponge sprinkled with water on it, so that the oysters will feel moist, and then put them in a cold storage or freezer for frozen preservation, which can also preserve the oysters well, with fresh taste and longer storage time.