1.Prepare vermicelli and hokkien noodles according to packet directions and place in a large bowl. Toss through oyster sauce, soy sauce and sesame oil. Cover and set aside.
2.Heat rice bran oil in a wok on medium. Stir-fry garlic and chicken for 2 minutes, until chicken browns. Stir in mushrooms and black bean sauce. Cover and bring to boil. Simmer for 5 minutes, stirring occasionally, until chicken is cooked.
3.Mix cornflour with ¼ cup water and stir through chicken. Bring to boil then remove from heat. Fold bean sprouts through noodles.
4.Divide noodles between serving plates and top with chicken. Scatter with green onion, coriander and fried shallots and serve with chilli sauce.