1. Cut the thawed Longli fish into pieces and try to cut them into the same size.
2. Add a little salt and black pepper to the cut Longli fish, stir evenly, and marinate for about 15 minutes.
3. Preheat the air fryer to 180 degrees.
4. Place cornstarch, eggs, and breadcrumbs in small bowls and set aside.
5. Pick up a piece of fish, first coat it in cornstarch, then egg liquid, and finally bread crumbs.
6. After all the fish pieces are processed, place them evenly in the cage of the air fryer, and then put them into the preheated air fryer.
7. Adjust the temperature of the preheated air fryer to 160 degrees (fry for 15 minutes). Take it out after frying for 5 minutes, dip it in a little oil, and then put it into the air fryer. Remove and turn over every 5 minutes.
8. Take out the fried fish and put it on a plate.