2. Dry cold rice noodles can't be eaten directly, and can only be eaten after being soaked in hot water. The best way is to put dry cold rice noodles in boiling water for soaking, which can not only speed up the soaking process of dry cold rice noodles, but also ensure the quality of dry cold rice noodles is not changed.

3. Cold noodles after soaking can choose sour and spicy taste, spicy taste, sweet and sour spicy taste and so on.