In a large skillet, heat oil over medium-high heat. Stir in onions and cook for one minute. Stir in garlic and ginger, and cook for 30 seconds. Stir in tofu, and cook until golden brown
Stir in carrots, bell pepper and baby corn, cooking for 2 minutes. Stir in bok choy, mushrooms, bean sprouts, bamboo shoots, and crushed red pepper, and heat through. Remove from heat.
In a small saucepan, combine water, rice wine vinegar, honey, and soy sauce, and bring to a simmer. Cook for two minutes, then stir in cornstarch and water mixture. Simmer until sauce thickens. Pour sauce over vegetables and tofu. Garnish with scallions.