Put chicken wings in soup pan, add 3 cups boiling water, green onion, and ginger. Cook for 20 minutes. Remove and rub with salt while hot. Let stand for 2 hours.
Mix wine and soup stock (in which wings were cooked) in a big bowl. Place wings into bowl, soak for about one day. Cut each wing into two pieces and sprinkle with 1 tablespoon wine brine when serving.<