Boil chicken pieces, drain and keep the stock aside.
In a pan,add the chicken stock.
Add corn kernels and chicken pieces,let it boil for 2 to 3 mins.
Add corn flour and mix well.
Add water to adjust the consistency.
Add egg in a strainer and pour it into the soup through the strainer.
Let it boil for 2 mins.
Add soya sauce,vinegar,salt and pepper powder. Boil for another 5 mins and serve hot.