Put them into a large pot and add the prepared peppercorns, cooking wine, soy sauce, salt, sugar, etc. and mix well.
Leave it for a day, so that the seasoning is fully integrated into the meat.
Put it on a thread and hang it in a ventilated place to dry.
After air-drying and storing it, it is best to soak it for 10 minutes before serving.
Wash it and put it in a steamer for half an hour.