Place chicken in a bowl. Season with a little salt and pepper. Add the cornflour and mix well.
Heat 1 tbsp of the cooking oil in a wok. Add ginger and fry for 1 minute, then add the chicken. Cook until the chicken is golden and cooked through. Transfer to a plate and set aside.
Heat the remaining cooking oil in the same wok. Stir fry the frozen vegetables until heated through. Add the chicken back in the wok, stir to combine.
Pour in the oyster sauce and soy sauce. Stir fry for 2 minutes, then add the Chiu Chow Style Chilli Oil, mix thoroughly.
Serve over steamed rice and top with sesame seeds.
Serve with steamed rice. Yum!