First of all, is your dried bamboo shoots wide and flat or as thin as a pencil?
second
1, like a pencil, Jiangnan is called a small bamboo shoot, which is picked in spring. Generally, you should eat it raw, feel the salinity and soak it in water before cooking.
2, wide and flat is called dried bamboo shoots. Dried bamboo shoots are hard in the sun and need to be soaked for a week. Moreover, it is not soaked in clear water, but soaked in rice until it is soft and white. When they are cut with a knife, there is no hardness.
Dried bamboo shoots are delicious, and it's good to soak them.
My mother taught me this secret recipe. Dried bamboo shoots soaked in clear water have no rice flavor. Easy to break.