Cut chicken into long thin strips and place them in a bowl. Combine ginger, chili, and stir into chicken.
Heat oil in a large skillet or wok over high heat. Once oil is hot, add chicken and sauté stirring for 5 minutes or until chicken starts to brown. Add red pepper and sauté 4 minutes more. Stir in onion, baby corn, snow peas and sauté, stirring, 1 minute more. Add soy sauce, rice vinegar and sesame oil. Stir well.
Add mango and stir for 1 minute. Correct seasoning and serve immediately.