1. Tie the crab's feet to reduce the physical consumption of the crab, then cover them with a wet towel and put them in the refrigerator, preferably at 3-6℃.

2. If the storage time is short, you can feed it with bottled seawater or purified water and sea salt.

3. Add seawater or purified water and sea salt to the foam box. If it is not half a crab, remove the shell and put the foam box into the freezer.