1. Take an empty bowl and add sugar
2. Add starch
3. Pour the white vinegar
4. Pour the tomato sauce
5. Pour water
6. Stir well
7. Cut scallions into sections
8. Shredded ginger
9. Chicken wings cut in the middle
10. Add shallots
11. Add ginger
12. Pour in oyster sauce
13. Add salt and starch
14. Grasp even
15. Add a little oil and stir well
16. Cover with plastic wrap and let stand for 15 minutes
17. Pour oil in the pot and cook until it's ripe
18. Add chicken wings to deep fry
19. Fried chicken wings until golden
20. Remove the chicken wings for use, leave the bottom oil in the pot
21. Pour in the tuned sauce
22. Stir fry
23. Add chicken wings and stir fry evenly
24. Add pineapple
25. Add green pepper
26. Stir fry
