Bring a pot of water to the boil. Add noodles and cook till soft, about 3-4 minutes.
Drain, add 1 tablespoon oil and mix. Divide into 3 portions.
Heat 2 tablespoons oil, add 1 portion noodles, spreading it thinly and evenly in pan. Move pan over fire to prevent noodles from sticking (add more oil if necessary) and cook till golden brown. Flip over and cook the other side.
Repeat procedure with remaining portions of noodles. Dish up.
Heat 6 tablespoons oil and separately stir-fry chicken and prawns till color changes. Remove and drain.
Reheat oil and stir-fry spring onions and ginger till fragrant. Ad bamboo shoots, carrots and mushrooms and stir-fry briefly.
Pour in the water and add seasoning ingredients. Bring to the boil.
Add chicken, prawns and greens. Thicken with cornstarch-paste and stir in 1 tablespoon oil. Dish up over noodles and serve hot.