How to keep litchi fresh when it is transported from the south to the north?

1, Litchi is packed in a plastic foam box covered with ice. "Litchi is a very delicate fruit, afraid of high temperature. If you leave it outside for a day, its shell will turn brown.

2. After litchi is picked, fungicides such as myclobutanil and carbendazim are allowed to be added to keep litchi fresh.

3. Lychees before packaging are generally preserved by soaking fungicides, which is allowed by national standards.

Extended data:

When consumers choose litchi, they can observe it first. If it's fresh litchi, the red is a little yellow, and it's also blue. It's better to be half green and half red with bright colors.

Litchi with brown skin is not fresh, and the bruised fruit is more likely to deteriorate. Besides, you can smell it. Normal litchi will give off a kind of fruity and delicate fragrance of litchi itself.

Litchi after "makeup" not only has no fragrance, but also smells a little sour and even has the taste of chemicals, and litchi itself will be redder and the color will be particularly bright.

Reference source: People's Daily Online-Is it true that litchi preservation depends on spraying formaldehyde?