The stickiness of dried tofu is a sign that it is beginning to spoil as the temperature rises.
In this case, you should use clean water to wash the slime off the surface of dried tofu, then dry it and put it in the refrigerator to insulate it from the air and lower the surface temperature, which will prolong its shelf life.
Bought dried tofu, a moment to eat, do not soak water, just keep the surface dry, with a plastic bag, into the refrigerator on the upper level. Generally you can store it for about a week.
It is best to buy food, according to their own amount of food to buy, do not buy too much at a time, storage and preservation are very troublesome, autumn and winter is good, to the spring and summer, everything is recovering, mold is also easy to breed.