1. First take a large basin and pour an appropriate amount of warm water. The water temperature should be 40 degrees Celsius. Add the dried squid and soak. Soak for about half a day.

2. Take out the soaked dried squid, pour out the water in the basin, and refill it with clean water. The water should be enough to cover the dried squid. At the same time, add Chencun rice water and Chencun rice water. The ratio to clean water is 20 to 1.

3. After 3 hours, touch the squid with your hands until the squid swells and softens.

4. Take out the squid that has swollen and rinse it repeatedly with running water for about 10 minutes.

5. Finally, soak the squid that has risen in water, and then it can be processed and cooked.