First of all, soak the rice noodles in warm water for 4-5 minutes. Drain the water out and set it aside. Mix the stir fry sauce ingredients in a small bowl.
Cut the chicken in thin slices. Marinate with soy sauce, sesame oil and white pepper. Set aside and marinate for few minutes.
Prepare the vegetables by but the onion, spring onions and chilli pepper into thin slices. Julienne the carrot and cut the green beans into half.
Heat the wok or skillet into medium-high heat, drizzle 2 tablespoon of oil. Add chicken slices and stir fry for 1-2 minutes until the chicken is cook through.
Then add the green beans, carrots and onion slices, continue stir fry for another 1 minute. Add the noodles in the wok and pour the stir fry sauce mix in. Toss well and continue cook for another 1 min. ( toss gently to prevent the noodles from breaking. )
Add the spring onions and stir well to combine all ingredients evenly.
Garnish with extra chopped spring onions and serve immediately! Enjoy!