Steamed minced pork with dong cai

Ingredients

• 400 g Minced pork with fats
• 1 teaspoon Ginger juice
• 1 tablespoons Light soy sauce
• 1 teaspoon Sugar
• 1/2 teaspoon Sesame oil
• 1/2 teaspoon Cooking wine
• 1 tablespoons Egg white
• 1 tablespoons Corn flour
• 3 tablespoons Water
• 1/2 tablespoons Corn oil
• 30 g Dong Cai