If you want to preserve tea well, you must decide how to store it according to its category. Green tea is sealed with tin foil, black tea and Pu'er tea should be stored in vessels made of purple sand and ceramics, and oolong tea should be stored in special tea cans.
As a beverage, tea is deeply loved by the public. It is not easy to store them well. For example, the storage of green tea and oolong tea requires that it must be sealed. The air can be dried. It can be sealed with tin foil or special tea cans.
If you want to store black tea and Pu'er tea, you need to use special utensils. The utensils must be made of purple sand and ceramics. You should also keep them dry without peculiar smell, and put desiccant in the gap of tea.
No matter how it is stored, it must be shaded, constant temperature and dry. It must not be in contact with air and moisture. If the moisture of tea is too large, it will not only lose the nutrition of tea, but also mildew may occur.