Combine garlic, ginger, shao hsing, oyster sauce, soy sauce and pepper in a jug.
Cook noodles following packet directions. Drain.
Meanwhile, heat a wok over medium-high heat. Add half the oil. Swirl to coat. Stir-fry mince, breaking up lumps, for 8 minutes or until browned. Add ⅔ of the sauce mixture. Stir-fry until mince is golden and sticky. Transfer to a bowl.
Add remaining oil. Swirl to coat. Add onion. Stir-fry for 3 minutes. Add capsicum, corn and snow peas. Stir-fry for 4 minutes or until vegetables are just tender. Return mince to work. Add noodles, cabbage, remaining sauce mixture and 2 tablespoons water. Stir-fry for 2 to 3 minutes or until heated through. Serve topped green onion.
