1, first put the cotton-padded jacket in a ventilated place to dry, and keep the cotton in the cotton-padded jacket dry, otherwise the wet dough is not easy to reset because it is crowded together.

2. Then beat the crowded place with a stick or other heavy tools, and choose items that can exert pressure on the down jacket.

3. Finally, the cotton pile has been fanned, and the cotton can be reset with the movement of the cotton ball.