Marinade chicken in the mentioned marination ingredients for atleast an hour.
Heat oil in a deep skillet.
Fry the chicken pieces on medium flame, until they are golden brown and keep them aside.
Heat 1 tbsp of oil in a skillet.
Saute ginger and garlic pieces for half a minute.
Add the fried chicken pieces to it.
Add Vinegar, Soya sauce, green chili sauce and mix well.
8)Add a cup of water to it.
Add red chili powder, china salt, salt (if necessary), reddish orange color and cook.
When half of the water is evaporated, add green chilies to it and cook, till it gets dry.
At the end, add white pepper, coriander leaves and spring onions to it.
:- Serve hot.