How to store the thermos when not in use?

1. If it is a personal used thermos cup, the preservation method is as follows: first clean the inside of the cup thoroughly, and then wipe off the water to ensure that the inside is dry. Put a small bag of desiccant in the cup; Keep it in a ventilated and dry place to avoid sun exposure.

2. If it is an unused thermos cup after leaving the factory, the preservation method is: put it in a dry place where it is not easy to bump, and put it in a packaging box. Put desiccant in each cup.