Pour the strained ginseng soup in a pan. Add the noodles. Bring to the boil then turn off the heat. Leave to soak for at least 10 minutes. Test a noodle, if not cooked enough, pour in half a cup of hot broth into the pan and continue soaking.
While the noodles soak, prepare the rest of the ingredients.
Crush, peel and mince the garlic.
Peel and finely slice the shallots.
Peel and julienne the carrot.
String and cut the string beans diagonally into one-inch lengths.
Cut the onion leaves into two-inch lengths then finely slice vertically make string-like strips.
Heat the cooking oil in a non-stick wok. Add the pork and cook, stirring occasionally, until lightly browned. Add the garlic, onion, carrot and string beans. Cook, stirring often, for a couple of minutes. Add the softened noodles and onion leaves. Cook, stirring, just until heated through.