Combine liquid amino, mirin, sugar, ketchup, apple cider vinegar, garlic, ginger, ¼ cup orange pineapple juice, corn starch in a large bowl
Cut the chicken breast into small pieces, then marinade with the mixed sauce for 5 -10 minutes
Heat oil in the wok/frying pan over medium heat, then stir fry chicken until brown, for about 5 minutes
Pour sauce into wok/frying pan and stir until thickened.
Add pineapple chunks and your favorite veggies; then cook until tender (for about 5 minutes)
Serve with jasmine rice
optional : sprinkle with ¼ teaspoon of dried red chili pepper if you love spicy :)