1. Preserve the barbecued pork: put the barbecued pork in a fresh-keeping box and then refrigerate it in the refrigerator, so as to preserve the flavor and nutritional value of the barbecued pork.

2. Making barbecued pork soup: cut the remaining barbecued pork into small pieces, add vegetables, meat and other materials, and cook it into barbecued pork soup.

3. Making barbecued pork noodles: Cut the remaining barbecued pork into small pieces, and add noodles, vegetables and other materials to make barbecued pork noodles.

4. Making barbecued pork: Cut the remaining barbecued pork into small pieces and add rice, vegetables and other materials to make barbecued pork.

No matter which method is adopted, it is necessary to pay attention to food hygiene and nutrition balance to avoid food waste and adverse effects on health.