2. Peel and wash.
3. Wash bamboo shoots and peel them with a knife.
4. Cook all bamboo shoots with high fire until they are soft, and cook for about 3-4 hours.
When it is soft, pick it up and soak it in cold water for one night.
6. put it flat in a bag, and then press it with many big stones for more than a month before it can be flattened and dried.
7. After being pressed for more than a month, the bamboo winter bamboo shoots are picked up and dried.