Mix the cornflower, soy sauce, oyster sauce, rice wine, sugar, light olive oil and pepper to make a marinade. Pour 1 tablespoon over the chicken, mix well, cover and leave for at least 30 minutes.
Cook the noodles as per the instructions.
Heat the olive oil in a wok and stir fry the onion for 2 minutes. Add the garlic and fry for a minute. Add the chicken pieces and stir fry for a further two minutes.
Add the cabbage, carrot and spring onions and stir fry for a further 2 minutes. Add the noodles, water and the remainder of the marinade and continue to cook for a further minute.
Add the bean sprouts and stir fry for a further 30 seconds.