Generally speaking, the bottom of the hairy crab gift box is lined with a powerful frozen bag, which can survive for 3-4 days in a boxed state. It can be delivered by SF Express air, which usually takes one day. It is recommended to pick up the goods two days before giving them away. Generally, it is two bottles of mineral water and ice water, which can last for almost two days. ?

It is best to cook as soon as possible after receiving the gift box of hairy crabs. It is not a long-term solution to keep hairy crabs in the gift box. Because hairy crabs are fresh aquatic products, they have a short storage time after leaving water. If you don't want to eat crabs for the time being, you can keep them.

The most common way to preserve hairy crabs is to put them in the refrigerator, so that they can be preserved for about three days. The specific method is to put the crabs in the refrigerator (not the freezer), cover them with wet towels, and choose the ones with insufficient vitality when eating every day.

Extended data:

1, look at the crab shell. All the shells are dark green with light, which are thick and strong; The back of the shell is yellow, mostly thin.

2, look at the navel. Those whose navel protrudes are generally full of fat and fat; Most of the dents are short of fat.

3, look at the claws. All the hairy feet are old and healthy; However, if the pincers have no fluff, they will be weak.

4. Look at vitality. When the crab is turned over with its abdomen facing the sky, it can be quickly turned back with a stinger, with strong vitality and long preservation time; Those that cannot be turned back have poor vitality and cannot be stored for a long time.