In a medium bowl mix rice wine and salt place shrimp into the mixture. cover and marinate in the refrigerator at least 20 minutes.
In a medium bowl, mix together all-purpose flour, ice water, cornstarch, egg yolk, salt, white sugar, shortening and baking powder.
one at a time, dip shrimp into the flour mixture to coat.Carefully place a few shrimp at a time in the hot oil. Deep fry until goldenbrown on al slides, about 1 1/2 minutes. Use a slotted spoon to remove fromoil. Drain on paper towels. Serve warm.