PREHEAT oven to 350°F. Mix breadcrumbs, egg, milk, garlic powder and ground ginger in large bowl until well blended. Add ground beef; mix well.
SHAPE into 1-inch meatballs. Arrange meatballs in foil-lined 15x10x1-inch baking pan.
BAKE 15 to 20 minutes or until cooked through. Drain if needed.
BRING Stir-Fry Sauce and orange juice to simmer in large skillet on medium heat. Add meatballs; toss to coat well and cook until heated through.