Soy Sauce Chicken Wings

Name: Soy Sauce Chicken Wings
Ingredients: 1/2 cup butter; 4 cloves garlic, minced; 1/4 cup soy sauce; 1/4 cup oyster sauce; 1/4 cup ketchup; 2 tablespoons brown sugar; 2 pounds chicken wings, split; Kosher or sea salt (to taste); Fresh cracked black pepper (to taste); 1 cup all-purpose flour (for dredging); Vegetable oil or other high flashpoint oil (for frying); Sliced green onions (for garnish)