Mix chicken with marinade ingredients and set aside.
Heat up oil in a pan and stir-fry garlic and chicken. Add sweet radish, dried bean curd, capsicums and water. Stir-fry over high heat until cooked through.
Toss in cashew nuts and Lee Kum Kee Concentrated Chicken Broth. Stir-fry for 1 min. Dish out and serve.