Heat the cooking oil in a pan. Add the chicken strips and cook until the edges start to brown. Add the ginger, garlic and onion (or shallots). Stir fry for about 30 seconds. Add the vegetables. Stir fry for another 30 seconds. Season with fish sauce. Stir.
Add the noodles. Stir. Pour in just enough Pad Thai sauce to wet the noodles. Stir and toss to mix everything.
Transfer to a serving platter. Sprinkle with chopped peanuts and fresh cilantro or parsley. Serve hot.