Cook the noodles according to package instructions. Mix in the chilli oil and set aside
In a small bowl, mix the soy sauce, sesame oil, oyster sauce and chilli sauce together and set aside
Cut the chicken breasts into strips. Combine the cornflour, 1 tspn garlic, chicken, a little salt and pepper.
Heat 2 tbsp oil on medium to high heat in a wok or large pan. Fry the chicken until it's done, for about 2 minutes and set aside
In the same wok or pan add another tablespoon oil. Sauté the spring onion, garlic and chilli for a minute
Add the veggies and fry until the peppers are tender, about 3-4 minutes
Add the chicken and noodles back to the wok and add the soy sauce mixture. Stir-fry for another minute or until everything is heated through