Chicken and Broccoli Stir Fry

Name: Chicken-and-Broccoli Stir-Fry
Ingredients: 2 tablespoons soy sauce; 2 tablespoons rice vinegar; 2 tablespoons oyster sauce; 1 tablespoon cornstarch; 1 teaspoon toasted sesame oil; 2 tablespoons vegetable oil; 1 pound boneless, skinless chicken thighs, cut into ½-inch strips; 3 tablespoons minced peeled fresh ginger; 2 cloves garlic, minced; 2 scallions, thinly sliced; 1 bunch broccoli, cut into small florets, stalks peeled and thinly sliced 1; Cooked white rice, for serving