Method one
Clean the empty mineral water bottle, put the whole shrimp into it, then fill it with cold water, tighten the bottle cap and put it in the refrigerator for freezing. When eating, you can take out a bottle, cut open the plastic bottle with scissors and dump the shrimp.
Method 2
Generally speaking, if the following methods are adopted, it should be no problem to keep it for two or three days.
1. Find a plastic bag that can't leak.
2. Put the shrimp in and some water in.
3. Then fill the bag with oxygen, which is bulging and the bag can't leak. The water is about half full of the bag!
This can keep fresh for two or three days!