Sweet and Spicy Pork Noodles

Name: Sweet and Spicy Pork Noodles
Ingredients: 3 tablespoons vegetable oil; 1 pound ground pork; 2 Thai chiles, minced; 1 medium red onion, finely chopped; 1 tablespoon minced fresh ginger; 1 tablespoon minced garlic; 1 tablespoon Chinese fermented black beans, rinsed and chopped; 1/3 cup hoisin sauce; 1/2 cup Shao-Hsing rice wine or dry sherry; 1 cup chicken stock or low-sodium broth; 1 large scallion, thinly sliced; Salt and freshly ground pepper; 1 pound fresh or dried Chinese egg noodles