Boil enough water in a large saucepan. Add noodles and cook for 3 minutes. Drain the noodles. Pour cold water over the strained noodles.
Heat a large wok or non-stick saucepan. Add some oil and fry cooked noodles on high heat for 2 minutes. Remove and set aside.
In the same wok heat 5 to 6 tablespoons of vegetable oil. Add crushed garlic, green chilies, and sliced onion.
Then add chicken pieces, salt, and black pepper. Cook chicken for 5 to 7 minutes or till it is fully cooked.
Now add carrot, capsicum, cabbage, and stir fry on high heat for 30 seconds. To this add red chili sauce, soy sauce, and sugar. Cook for a few seconds.
Finally, add chopped green spring onion and fried noodles and toss well with vegetables cooking on high heat for 1 minute.
Serve hot.