Heat your wok over a high heat.
Julienne your carrot and onion and cut the spring onions into 2 cm long chunks.
Add some cooking oil to your wok and add in the carrot, onion and whites of the spring onions. Stir fry and toss rapidly for 1 minute until softened and browning.
Add in the greens of the spring onions and the beansprouts and toss for another minute.
Add the noodles and season with the salt, MSG and white pepper. Mix well and let to sit for 30 seconds or so to let the noodles fry. Toss and leave again. Do this for 2 to 3 minutes total.
For the final 30 seconds, add your sauces and mix and toss to incorporate fully. Remove from the heat once the liquid has cooked away and glazed the noodles and serve!