Add the thinly sliced chicken to a medium-sized bowl with oil, soy sauce, cooking wine, and cornstarch. Mix thoroughly, and let the chicken sit for 5-10 minutes.
1 lb Chicken breasts, 2 tbsp Soy sauce, 2 tbsp Shaoxing cooking wine, 2 tbsp Cornstarch, 2 tbsp Vegetable oil
Add the spicy sauce ingredients to a mixing bowl or measuring cup. Mix until everything is combined.
1 tbsp Sambal Oelek, ¼ cup Chicken broth, 1 tbsp Oyster sauce, 1 tbsp Rice wine vinegar, 1 ¼ tbsp Granulated sugar, 1 tbsp Soy sauce
Heat a large wok over medium-high heat. Add neutral cooking oil to the hot wok.
Carefully add the velvetted chicken to the hot wok, and let it sit for 1-2 minutes. Using a flat spatula, toss the chicken to brown on all sides. Remove the cooked chicken from the wok.
Wipe the same wok, and heat over medium-high heat. Add 2 tablespoons of neutral oil, and stir-fry the garlic and scallion whites for 1 minute.
4 cloves Garlic, ¼ cup Scallions
Add the sauce to the wok and cook for 2 minutes. Add the cooked chicken back to the wok, and toss in the spicy sauce. Finish with the green part of the scallions, and serve.