2. Stir-fry Jiang Mo in a griddle. It's very dry. It doesn't matter if it's a little burnt. After frying ginger, there is a faint scent of ginger in the room, which is very fragrant.

3. Sew a small bag with small gauze or non-woven fabric, and put the fried Jiang Mo into it.

4. While it is still slightly hot, stick the bag on the baby's feet all night for 3 days.

5. Stir-frying Jiang Mo to apply foot heart is a common therapy in traditional Chinese medicine, which is effective in treating nasal congestion.