1, live shrimps can be kept fresh in the refrigerator and need to be drained. Put the shrimp code in the lunch box, which is about two-thirds of the lunch box. Don't fill it. Pour some cold water into the lunch box, and don't miss the shrimp.

2. Shrimp contains magnesium, which can protect cardiovascular system, reduce cholesterol content and prevent hypertension. Adjust the nervous system. Chinese medicine believes that shrimp skin has a calming effect. For some people suffering from neurasthenia, you can eat more shrimp to keep your concentration for a long time.