Soak the gizzard of slaughtered raw chicken in warm water, then wash it once with white wine and water at the ratio of 1 ~ 1, then rinse it with clear water, drain the water, dry it in the sun, mash it and wash it, 3-5g each time, twice a day. You can also use ground chicken gizzard-membrane and bread. Furthermore, you can eat it by boiling water with Lysimachia christinae.