Place noodles in a large heatproof bowl. Cover with boiling water. Stand for 3 minutes or until just tender. Drain.
Heat a wok over high heat. Add oil. Swirl to coat. Add chicken. Stir-fry for 2 minutes or until just beginning to brown. Add garlic, ginger, carrot and capsicum. Stir-fry for 2 minutes. Add asparagus, spice powder, sauce and noodles. Stir-fry for 2 to minutes or until heated through. Season with pepper. Serve with coriander leaves.